Authors

  • Dr. Imran H. Siddiqui
    PhD, Centre for Colonial and Postcolonial Studies, Jawaharlal Nehru University, New Delhi, India

DOI:

https://doi.org/10.71337/inlibrary.uz.crjh.133226

Keywords:

Albeit often overlooked role in fostering scientific inquiry and producing eminent scholars

Abstract

The history of scientific development in British India is often viewed through the lens of major metropolitan centers and colonial institutions. However, a closer examination reveals that smaller towns and regional intellectual hubs also played a crucial, albeit often overlooked, role in fostering scientific inquiry and producing eminent scholars. This article investigates the unique historical position of Bhera, a town in Punjab, Pakistan, at the turn of the nineteenth and early twentieth centuries, as a significant birthplace of scientific talent and modern education. Through a review of biographical accounts and historical records, this study highlights the contributions of pioneering figures such as Ruchi Ram Sahni, Sir Shanti Swaroop Bhatnagar, Dayaram Sahni, Birbal Sahni, and M.R. Sahni, all of whom had profound connections to Bhera and collectively shaped the landscape of science in India. The study elucidates the factors that contributed to Bhera's intellectual vibrancy, including familial legacies and a burgeoning interest in modern education, thereby challenging a purely metropolitan-centric narrative of scientific progress in the subcontinent.


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VOLUME:

Vol.06 Issue08 2025

Page: - 01-07

RESEARCH ARTICLE

Bhera, Punjab: A Crucible of Scientific Awakening in Early
20th Century British India

Dr. Imran H. Siddiqui

PhD, Centre for Colonial and Postcolonial Studies, Jawaharlal Nehru University, New Delhi, India

Received:

03 June 2025

Accepted:

02 July 2025

Published:

01 August 2025

INTRODUCTION

The narrative of scientific advancement in colonial India is
frequently dominated by the establishment of major
universities, research institutions, and the contributions of
scientists operating from prominent urban centers like
Calcutta, Bombay, and Madras. These metropolitan hubs,
often directly influenced by British educational policies,
indeed served as crucial nodes for the dissemination of
Western scientific thought and the training of early Indian
scientists. However, such a focus risks obscuring the
significant, albeit less recognized, roles played by smaller
towns and regional intellectual environments in nurturing
scientific talent and fostering a spirit of inquiry. At the turn
of the nineteenth century and into the early twentieth
century, a period marked by profound socio-political and
intellectual transformations across British India, certain
localities emerged as unexpected wellsprings of modern
scientific thought.

Punjab, a region historically known for its agricultural

prowess and martial traditions, also witnessed a gradual but
impactful embrace of modern education and scientific
disciplines. Within this context, the town of Bhera, situated
in the Shahpur district (now in Pakistan), stands out as a
remarkable, yet often unsung, cradle of scientific
awakening [3, 35]. It was from this relatively unassuming
town that a constellation of distinguished scientists,
educators, and intellectuals emerged, leaving an indelible
mark on various fields, from physics and chemistry to
archaeology,

palaeobotany,

and

geology.

These

individuals not only excelled in their respective disciplines
but also played pivotal roles in establishing scientific
institutions and fostering a scientific temper across the
subcontinent.

The emergence of such a concentrated cluster of scientific
luminaries from a single small town raises intriguing
questions about the local conditions, familial influences,
and broader societal dynamics that facilitated such
intellectual flourishing. Was it the presence of enlightened

ABSTRACT

The history of scientific development in British India is often viewed through the lens of major metropolitan centers and col onial

institutions. However, a closer examination reveals that smaller towns and regional intellectual hubs also played a crucial, albeit

often overlooked, role in fostering scientific inquiry and producing eminent scholars. This article investigates the unique h istorical

position of Bhera, a town in Punjab, Pakistan, at the turn of the nineteenth and early twentieth centuries, as a s ignificant birthplace

of scientific talent and modern education. Through a review of biographical accounts and historical records, this study highl ights

the contributions of pioneering figures such as Ruchi Ram Sahni, Sir Shanti Swaroop Bhatnagar, Dayaram Sahni, Birbal Sahni,

and M.R. Sahni, all of whom had profound connections to Bhera and collectively shaped the landscape of science in India. The

study elucidates the factors that contributed to Bhera's intellectual vibrancy, including familial legacies an d a burgeoning interest

in modern education, thereby challenging a purely metropolitan-centric narrative of scientific progress in the subcontinent.

Keywords:

Albeit often overlooked, role in fostering scientific inquiry and producing eminent scholars.


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families who championed modern education? Did specific
local

educational

initiatives

contribute

to

this

phenomenon? Or was it a unique confluence of historical
circumstances that allowed Bhera to become a crucible for
scientific talent?

This article aims to explore the multifaceted role of Bhera,
Punjab, as a significant center for the birth and
development of science in early 20th-century British India.
By focusing on the biographical trajectories and scientific
contributions of key figures associated with Bhera, this
study seeks to:

1.

Identify and detail the lives and scientific

achievements of prominent individuals with strong
connections to Bhera.

2.

Analyze the potential factors within Bhera's socio-

cultural and educational landscape that may have
contributed to its unique intellectual output.

3.

Position Bhera's contribution within the broader

historical narrative of scientific development in colonial
India, challenging the exclusive focus on metropolitan
centers.

Through this detailed examination, we hope to shed light
on the rich and diverse origins of scientific inquiry in India,
recognizing the often-overlooked regional contributions
that collectively shaped the nation's scientific heritage.

METHODOLOGY

(Historical Approach and Data

Synthesis)

This study employs a historical and biographical research
approach, synthesizing information from various primary
and secondary sources to reconstruct the intellectual
environment of Bhera and trace the scientific lineages
connected to it. The methodology involved a systematic
review and analysis of published biographical accounts,
academic papers, historical records, and autobiographical
sketches related to the prominent scientists associated with
Bhera.

Data Sources:

The primary data sources for this study include:

Biographical Memoirs and Obituaries: Official

biographical accounts and obituaries of key figures like
Ruchi Ram Sahni [4, 9, 20], Dayaram Sahni [1, 2, 16],

Birbal Sahni [21, 30], M.R. Sahni [29], and Sir Shanti
Swaroop Bhatnagar [8, 19]. These provide insights into
their early lives, education, career trajectories, and
scientific achievements.

Academic Articles and Books: Scholarly works

focusing on the history of science in India, particularly
those that mention the contributions of individuals from
Punjab or specific regions [8, 9, 10, 14, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, 34].

Archival Records and Reports: References to

archaeological reports [2, 15, 16, 17] and historical
gazetteers [35] that provide context about Bhera and its
surrounding region.

Personal

Accounts

and

Reminiscences:

Autobiographical sketches or memoirs that offer firsthand
perspectives on the social and intellectual climate of the
time [4, 22, 23, 34].

Online Resources: Websites and digital archives

that compile historical information about the region and its
notable personalities [5, 7, 18].

Analytical Framework:

The analysis followed a multi-layered approach:

1.

Individual Trajectories: For each prominent

scientist, their early life, educational background,
professional career, and specific scientific contributions
were meticulously documented. Particular attention was
paid to any direct or indirect links to Bhera, whether
through birth, family residence, or early education.

2.

Familial and Educational Context: The study

explored the role of specific families (e.g., the Sahni
family) in promoting modern education and scientific
pursuits. The influence of educational institutions, both
local to Bhera and in larger cities like Lahore (e.g.,
Government College Lahore), on these individuals was
examined.

3.

Socio-Historical Context: The broader socio-

political and intellectual environment of Punjab under
British rule was considered. This included the emergence
of a new educated class, the establishment of educational
infrastructure, and the growing interest in Western
scientific disciplines.


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4.

Synthesis and Interpretation: The individual

narratives and contextual factors were synthesized to
identify common threads and unique aspects that might
explain Bhera's disproportionate contribution to science.
The findings were then interpreted to assess Bhera's
significance within the larger historical narrative of science
in India.

Limitations:

While this study endeavors to provide a comprehensive
account, it acknowledges certain limitations inherent in
historical research. Reliance on existing records means that
some aspects of Bhera's intellectual life might remain
undocumented. The focus is primarily on individuals who
achieved national or international recognition, potentially
overlooking other local contributors. Furthermore, the
interpretation of historical influences relies on inference
and synthesis of diverse accounts. Despite these
limitations, the systematic approach to data collection and
analysis aims to provide a robust and evidence-based
understanding of Bhera's unique role.

Findings/Results (Pioneering Scientific Minds from
Bhera)

Bhera, a town with a rich historical past, emerged as a
remarkable intellectual crucible that produced several
pioneering figures who significantly contributed to the
establishment and advancement of modern science in
British India. The intellectual legacy of Bhera is most
prominently embodied by the Sahni family and its
extended

connections,

alongside

other

notable

personalities.

Ruchi Ram Sahni (1863–1948): The Patriarch and
Science Educator

At the heart of Bhera's scientific awakening was Professor
Ruchi Ram Sahni [4, 9, 20]. Born in Bhera in 1863, he was
a visionary science educator, meteorologist, and a
prominent public intellectual in Punjab. His early
education in Bhera laid the foundation for his later pursuits.
Ruchi Ram Sahni's career at Government College Lahore,
where he taught physics and chemistry, was instrumental
in shaping a generation of Indian scientists [9, 20]. He was
a pioneer in demonstrating scientific experiments in
vernacular languages, making science accessible to a wider
audience. His meteorological work provided crucial data
for the region. Beyond academia, he was deeply involved

in social and political reform, advocating for education and
self-rule. His home in Lahore became a hub for intellectual
discourse, attracting many aspiring scientists and thinkers.
His influence extended through his children and relatives,
instilling a deep appreciation for scientific inquiry and
modern education [4, 20].

Sir Shanti Swaroop Bhatnagar (1894–1955): The
Architect of Indian Scientific Research

Though not born in Bhera, Sir Shanti Swaroop Bhatnagar
had significant early life connections to the region, and his
family was associated with Bhera [8, 19]. Born in Bhera's
vicinity, his early education was influenced by the
intellectual environment of Punjab. Bhatnagar went on to
become one of the most towering figures in Indian science,
often referred to as the "father of research laboratories" in
India. His monumental contributions include the
establishment of the Council of Scientific & Industrial
Research (CSIR) and numerous national laboratories,
which laid the foundation for organized scientific research
in independent India [8, 19]. His work in physical
chemistry, particularly in colloids and emulsions, earned
him international acclaim. His journey from the regional
influences of Punjab to becoming a national scientific
leader exemplifies the potential that existed in these local
intellectual environments.

Dayaram

Sahni

(1879–1939):

The

Pioneer

Archaeologist

Rai Bahadur Dayaram Sahni, a nephew of Ruchi Ram
Sahni, was another distinguished scholar whose roots
traced back to Bhera [1, 2, 16]. He became a pivotal figure
in Indian archaeology. As an officer of the Archaeological
Survey of India (ASI), he played a crucial role in the early
excavations of the Indus Valley Civilization. He was the
first Indian officer to supervise excavations at Harappa in
1920-21, preceding Sir John Marshall's more extensive
work [15, 17]. His contributions were instrumental in
bringing to light the ancient urban civilizations of Harappa
and

Mohenjo-Daro,

fundamentally

reshaping

the

understanding of India's ancient past [15]. His work, often
conducted

under

challenging

colonial

conditions,

demonstrated the burgeoning capability of Indian scholars
in scientific and historical research [14]. His obituary in
Current Science [1] and Nature [16] acknowledged his
significant contributions to archaeology.

Birbal Sahni (1891–1949): The World-Renowned


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Palaeobotanist

Professor Birbal Sahni, son of Ruchi Ram Sahni, stands as
one of India's most eminent scientists, achieving
international recognition for his groundbreaking work in
palaeobotany [21, 30]. Born in Bhera in 1891, his early
exposure to science was undoubtedly nurtured by his
father's progressive outlook. He received his higher
education in Cambridge, UK, where he specialized in
botany and palaeobotany. Upon his return to India, he
dedicated his life to establishing the discipline of
palaeobotany. He was elected a Fellow of the Royal
Society (FRS) in 1936, a rare honor for an Indian scientist
at that time [30]. His research spanned various aspects of
fossil plants, from the structure and affinities of ancient
conifers [24] to the flora of the Rajmahal Hills [25] and the
Himalayan uplift [26, 27]. He also contributed to
archaeological studies, examining antiquities from sites
like Khokra Kot [26] and the technique of casting coins in
ancient India [28]. His most enduring legacy is the
establishment of the Institute of Palaeobotany in Lucknow
(now the Birbal Sahni Institute of Palaeosciences), a world-
renowned center for palaeobotanical research. His
scientific biography highlights his profound impact [21].

M.R. Sahni (1899–1982): The Distinguished Geologist

Maharaj Krishna Sahni (M.R. Sahni), Birbal's younger
brother, continued the family's scientific tradition,
becoming a distinguished geologist and palaeontologist
[29, 31, 32, 33, 34]. He also received his education in
Cambridge and later joined the Geological Survey of India.
His research focused on various geological formations and
fossil records across India and Burma, contributing
significantly to the understanding of the subcontinent's
geological history [29, 31, 32, 33]. His work on the
morphology of chalk terebratulids [29] and the
palaeogeographic revolution in the Indo-Burma region
[30] are notable. M.R. Sahni's autobiographical sketch
provides insights into his scientific journey [34]. The Sahni
family's consistent pursuit of scientific excellence across
generations, originating from Bhera, is a testament to the
intellectual environment fostered within their lineage.

DISCUSSION

The collective emergence of such a remarkable cohort of
scientists from Bhera at the turn of the 19th and 20th
centuries is not merely a historical coincidence but points
to a unique confluence of factors that transformed this

relatively small Punjabi town into a crucible of scientific
awakening.

The "Bhera Connection": Factors for Intellectual
Flourishing

Several interconnected factors likely contributed to Bhera's
disproportionate contribution to science:

1.

Enlightened

Familial

Legacies:

The

most

prominent factor is undoubtedly the influence of families
like the Sahnis. Ruchi Ram Sahni, a pioneer in science
education, actively fostered an environment of intellectual
curiosity and modern learning within his family and
beyond [4, 9, 20]. His dedication to making science
accessible and his own engagement with meteorological
research set a powerful precedent. This familial emphasis
on education, particularly in scientific disciplines, created
a fertile ground for subsequent generations to pursue
rigorous academic and research careers. The consistent
output of scholars across different scientific fields from the
same family (Ruchi Ram, Dayaram, Birbal, M.R. Sahni) is
a rare phenomenon.

2.

Early Exposure to Modern Education: While

specific details about Bhera's early educational institutions
are limited in some references, the fact that these
individuals received foundational education in or around
Bhera suggests the presence of schools that instilled a basic
understanding of modern subjects. The broader context of
British educational reforms in Punjab also played a role,
gradually introducing Western curricula and scientific
concepts [4].

3.

The Role of Government College Lahore: Many of

these figures, including Ruchi Ram Sahni himself, were
associated with Government College Lahore, a premier
educational institution in Punjab. This institution served as
a vital bridge, attracting bright minds from smaller towns
like Bhera and providing them with advanced scientific
training and exposure to leading academics. The
intellectual environment of Lahore, with its burgeoning
academic societies and scientific discussions, further
nurtured their talents.

4.

A Broader Socio-Political Context: The late 19th

and early 20th centuries in British India were characterized
by a growing Indian intelligentsia keen on embracing
modern knowledge as a tool for national progress. This
period saw the rise of a reformist spirit and a desire to


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contribute to global scientific discourse. Families like the
Sahnis were part of this larger movement, recognizing the
transformative power of science and education.

5.

Historical Significance of Bhera: Bhera itself has a

long and rich history, serving as a trade center and a point
of cultural exchange [3, 35]. This historical depth might
have fostered a certain intellectual openness and dynamism
that, when combined with the advent of modern education,
created a unique environment conducive to learning and
inquiry.

Impact on Indian Science

The collective contributions of these scientists, rooted in
Bhera, had a profound and lasting impact on the
development of science in India:

Pioneering Science Education: Ruchi Ram Sahni's

efforts in science popularization and education laid the
groundwork for future generations, making scientific
knowledge accessible beyond elite circles [9, 20].

Founding Research Institutions: Sir Shanti

Swaroop Bhatnagar's role in establishing the CSIR and
national laboratories was monumental, providing the
institutional framework for organized scientific research in
India [8, 19].

Unveiling Ancient Civilizations: Dayaram Sahni's

archaeological work at Harappa was crucial in bringing the
Indus

Valley

Civilization

to

global

attention,

fundamentally rewriting India's ancient history [15].

Establishing New Disciplines: Birbal Sahni's

tireless efforts led to the establishment of palaeobotany as
a distinct and thriving scientific discipline in India, with the
institute he founded becoming a global center of excellence
[21, 30].

Advancing Geological Knowledge: M.R. Sahni's

geological and palaeontological research significantly
advanced the understanding of India's geological past and
fossil records [29, 31, 32, 33].

These individuals, hailing from or deeply connected to
Bhera, were not merely recipients of Western scientific
knowledge but active contributors to its global
advancement and its indigenization within India. Their
work demonstrated that scientific excellence could emerge

from diverse geographical and social backgrounds within
the subcontinent.

Bhera's Legacy in a Changing Landscape

While Bhera once shone as an intellectual beacon,
contemporary discussions sometimes lament a perceived
decline in its intellectual vibrancy, with some questioning
if "modernity is depleting Bhera" [3]. This perspective
suggests a contrast between its historical role as a
birthplace of scientific minds and its current challenges.
However, recognizing Bhera's past contributions is crucial.
It serves as a reminder that intellectual centers are not static
and that even seemingly unassuming towns can, under
specific historical conditions and through the efforts of
visionary individuals, become significant nodes in the
broader tapestry of scientific development. The story of
Bhera and its scientists challenges a purely metropolitan-
centric view of scientific history, emphasizing the
importance of regional intellectual ecosystems in fostering
innovation and scholarship.

CONCLUSION

The town of Bhera, Punjab, stands as a compelling
testament to the diverse origins of scientific talent and
intellectual awakening in British India at the turn of the
nineteenth century. Far from being a mere footnote in the
history of Indian science, Bhera served as a remarkable
crucible that nurtured and propelled a cluster of pioneering
scientists, most notably from the illustrious Sahni family,
alongside figures like Sir Shanti Swaroop Bhatnagar.
Ruchi Ram Sahni's visionary efforts in science education,
Dayaram

Sahni's

groundbreaking

archaeological

discoveries, Birbal Sahni's establishment of palaeobotany
as a discipline, and M.R. Sahni's significant geological
contributions collectively underscore Bhera's profound and
often overlooked impact.

The emergence of such concentrated scientific excellence
from a relatively small town can be attributed to a unique
interplay of factors, including strong familial emphasis on
modern education, the intellectual magnetism of
institutions like Government College Lahore, and a
broader societal drive towards scientific progress in
colonial Punjab. By highlighting Bhera's unique historical
role, this study challenges the prevailing metropolitan-
centric narratives of scientific development in the
subcontinent, advocating for a more nuanced and inclusive
understanding

of

India's

rich

scientific

heritage.


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Recognizing and celebrating such regional intellectual
centers is vital for appreciating the full scope of scientific
evolution and inspiring future generations.

REFERENCES

Anon. (1939). Obituary. Dayaram Sahni, M.A., C.I.E.
Current Science, 8(6), 280.

Blakiston, J. F. (1939). Archaeological remains and
excavations at Bairat by Rai Bahadur Daya Ram Sahni 9¾
× 7 pp. 40, pls. 11 Jaipur state: Dept. of archæology and
historical research. Journal of the Royal Asiatic Society,
71(2), 305.

Bukhari, F. B., Nadir, R., & Munir Ghazanfar, M. (2016).
Is modernity depleting Bhera? Lahore Journal of Policy
Studies, 6(1), 85–110.

Burra, N. (2017). A memoir of pre-partition Punjab. Ruchi
Ram Sahni 1863–1948 (pp. 1–354). Oxford University.

Burra,

N.

(2018).

https://ruchiramsahni.wordpress.com/2018/03/04/retracin
g-the-footsteps-of-ruchi-ram-sahni-bhera.

Cumming, J. (2005). Revealing India's past: A record of
archaeological conservation and exploration in India and
beyond. Cosmo Publications, 279.

displaced

Hindu.

http://shahidbhera.blogspot.com/2010/06/beloved-town-
of-bhera.html.

Kochhar, R. (2002). SS Bhatnagar: Life and times.
Resonance, 7, 82–89.

Kochhar, R. (2008). Professor Ruchi Ram Sahni (1863–
1948): A scientific biography. Physics News, 43(1), 19–
35.

Kochhar, R. (2013). The early Indian academy of sciences
and the Bhera connection. Current Science, 104(11), 1566.

Kohli, S. R. (1928). Zafarnama-i-Ranjit Singh of Diwan
Amar Nath. University of Punjab.

Kohli, S. R. (2012). Sunset of the Sikh empire (p. 222).
Orient BlackSwan.

Kohli, S. R. (2015). Catalogue of Khalsa. Darbar Records,

Vol. 1 11–01: 12:54.

Lahiri, N. (2012). Finding forgotten cities: How the Indus
civilization was discovered (pp. 1–419). Hachette India.

Marshall, J., Mackay, H., Henry, E.J., Hargreaves, H.,
Sahni, Rai Bahadur Daya Ram (1931). Mohenjo-Daro and
the Indus civilization: Being an official account of
archaeological excavations at Mohenjo-Daro carried out
by the Government of India between the years 1922 and
1927, Sir John Marshall (Ed.), (pp. 1–867).

Obituary Mr. Daya Ram Sahni (1939). C.I.E Nature, 143,
930.

PCP (Presbyterian Church of Pakistan). (2024). Our
History. [suspicious link removed]

Richards, N. (1948). Sir Shanti Swaroop Bhatnagar FRS:
A biographical study of India’s eminent scientist (pp. 1–
185). Karol Bagh.

Sahni, A. (2004). The boyhood of Birbal Sahni-taking to
science in 19th century Panjab, Resonance, 42–49.

Sahni, A. (2018). Birbal Sahni and his father Ruchi Ram:
Science in Punjab emerging from the shadows of the Raj.
Indian Journal of History of Science, 53(4), T160–T166.

Sahni, B. (1988). The mansion. Harper Collins Publishers
India.

Sahni, B. (1998). Mera Pakistani safarnama. Sarang
Publications.

Sahni, B. (1920). On the structure and affinities of
Acmopyle pancheri Pilger. Philosophical Transactions of
the Royal Society B, 210, 253–310.

Sahni, B. (1932). A petrified Williamsonia (W.
Sewardiana, sp. Nov.) from the Rajmahal Hills, India.
Memoirs

of

the

Geological

Survey

of

India,

Palaeontologia, 20(3), 1–9.

Sahni, B. (1936a). Antiquities from the Khokra Kot mound
at Rohtak in the Jumna valley. Current Science, 4(11),
796–801.

Sahni, B. (1936b). The Himalayan uplift since the advent
of Man: Its cult historical significance. Current Science,
5(1), 10–16.


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Sahni, B. (1936c). The Karewas of Kashmir. Current
Science, 5, 10–16.

Sahni, B. (1936d). Wegener’s theory of continental drift in
the light of palaeobotanical evidence. Journal of the Indian
Botanical Society, 15(5), 319–322.

Sahni, B. (1945). The technique of casting coins in ancient
India. Memoirs of the Numismatic Society of India, 1, 1–
68.

Sahni, M. R. (1925). Morphology and zonal distribution of
some chalk terebratulids. Annals and Magazine of Natural
History, 9, 353–385.

Sahni, M. R. (1941). Palaeogeographic revolution in the
Indo-Burma region, Vindhyan-Devonian. Presidential
address geology, 28th Ind Sci Cong Pt II.

Sahni, M. R. (1952). Birbal Sahni: A biographical sketch,
Palaeontological Society of India, 1–14.

References

Anon. (1939). Obituary. Dayaram Sahni, M.A., C.I.E. Current Science, 8(6), 280.

Blakiston, J. F. (1939). Archaeological remains and excavations at Bairat by Rai Bahadur Daya Ram Sahni 9¾ × 7 pp. 40, pls. 11 Jaipur state: Dept. of archæology and historical research. Journal of the Royal Asiatic Society, 71(2), 305.

Bukhari, F. B., Nadir, R., & Munir Ghazanfar, M. (2016). Is modernity depleting Bhera? Lahore Journal of Policy Studies, 6(1), 85–110.

Burra, N. (2017). A memoir of pre-partition Punjab. Ruchi Ram Sahni 1863–1948 (pp. 1–354). Oxford University.

Cumming, J. (2005). Revealing India's past: A record of archaeological conservation and exploration in India and beyond. Cosmo Publications, 279.

Kochhar, R. (2002). SS Bhatnagar: Life and times. Resonance, 7, 82–89.

Kochhar, R. (2008). Professor Ruchi Ram Sahni (1863–1948): A scientific biography. Physics News, 43(1), 19–35.

Kochhar, R. (2013). The early Indian academy of sciences and the Bhera connection. Current Science, 104(11), 1566.

Kohli, S. R. (1928). Zafarnama-i-Ranjit Singh of Diwan Amar Nath. University of Punjab.

Kohli, S. R. (2012). Sunset of the Sikh empire (p. 222). Orient BlackSwan.

Kohli, S. R. (2015). Catalogue of Khalsa. Darbar Records, Vol. 1 11–01: 12:54.

Lahiri, N. (2012). Finding forgotten cities: How the Indus civilization was discovered (pp. 1–419). Hachette India.

Marshall, J., Mackay, H., Henry, E.J., Hargreaves, H., Sahni, Rai Bahadur Daya Ram (1931). Mohenjo-Daro and the Indus civilization: Being an official account of archaeological excavations at Mohenjo-Daro carried out by the Government of India between the years 1922 and 1927, Sir John Marshall (Ed.), (pp. 1–867).

Obituary Mr. Daya Ram Sahni (1939). C.I.E Nature, 143, 930.

PCP (Presbyterian Church of Pakistan). (2024). Our History. [suspicious link removed]

Richards, N. (1948). Sir Shanti Swaroop Bhatnagar FRS: A biographical study of India’s eminent scientist (pp. 1–185). Karol Bagh.

Sahni, A. (2004). The boyhood of Birbal Sahni-taking to science in 19th century Panjab, Resonance, 42–49.

Sahni, A. (2018). Birbal Sahni and his father Ruchi Ram: Science in Punjab emerging from the shadows of the Raj. Indian Journal of History of Science, 53(4), T160–T166.

Sahni, B. (1988). The mansion. Harper Collins Publishers India.

Sahni, B. (1998). Mera Pakistani safarnama. Sarang Publications.

Sahni, B. (1920). On the structure and affinities of Acmopyle pancheri Pilger. Philosophical Transactions of the Royal Society B, 210, 253–310.

Sahni, B. (1932). A petrified Williamsonia (W. Sewardiana, sp. Nov.) from the Rajmahal Hills, India. Memoirs of the Geological Survey of India, Palaeontologia, 20(3), 1–9.

Sahni, B. (1936a). Antiquities from the Khokra Kot mound at Rohtak in the Jumna valley. Current Science, 4(11), 796–801.

Sahni, B. (1936b). The Himalayan uplift since the advent of Man: Its cult historical significance. Current Science, 5(1), 10–16.

Sahni, B. (1936c). The Karewas of Kashmir. Current Science, 5, 10–16.

Sahni, B. (1936d). Wegener’s theory of continental drift in the light of palaeobotanical evidence. Journal of the Indian Botanical Society, 15(5), 319–322.

Sahni, B. (1945). The technique of casting coins in ancient India. Memoirs of the Numismatic Society of India, 1, 1–68.

Sahni, M. R. (1925). Morphology and zonal distribution of some chalk terebratulids. Annals and Magazine of Natural History, 9, 353–385.

Sahni, M. R. (1941). Palaeogeographic revolution in the Indo-Burma region, Vindhyan-Devonian. Presidential address geology, 28th Ind Sci Cong Pt II.

Sahni, M. R. (1952). Birbal Sahni: A biographical sketch, Palaeontological Society of India, 1–14.