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Ministry of Culture
Activities of National Research Laboratory
enhances scientific Conservation of India’s
Cultural Heritage
प्रव तथ: 15 DEC 2025 4:09PM by PIB Delhi
The details of the activities of the National Research Laboratory for conservation of cultural property
during the last five years are attached as Annexure-I.
Details of fund allocation for its activities during the last five years as under: -
Financial Year Allocated Budget (in Lakh) Expenditure (in
Lakh)
2021-22 919.22 842.22
2022-23 539.00 465.48
2023-24 454.07 412.78
2024-25 419.72 403.68
2025-26 488.00 293.53
(up to 30.11.2025)
This information was given by Union Minister for Culture and Tourism Shri Gajendra Singh Shekhawat in
a written reply in Lok Sabha today
***
M Annadurai
ANNEXURE-‘I’
The details of the activities of National Research Laboratory for Conservation of Cultural Property
during the last five yearsNational Research Laboratory for Conservation of Cultural Property (NRLC), Lucknow established in
1976 is a subordinate office of the Ministry of Culture. It is a premier research organization with the
mandate to Dating, Environmental Archaeology, Technical study by physical and chemical means,
Conservation methods, Reference documentation, Assistance to other laboratories, Assistance to
museums- state departments of archaeology-ASI-universities-libraries having no laboratory, training in
conservation and liaison with national and international bodies.
2. The details of the activities of National Research Laboratory for Conservation of Cultural Property
(NRLC) during the last five years in various fields are as follows: -
RESEARCH
Ongoing Projects
1. Effect of Tin in Bronze Alloys on the Corrosion Protection Efficacy of Modified Paraloid B72
Coating, Principal Investigator: Dr. Preeti Verma, Funding Agency: DST–SHRI, Project Cost: 62
lakh (Approx.)
2. Evaluation of Silane Coatings for Enhancing Corrosion Resistance of Copper Cultural Artifacts,
Principal Investigator: Dr. Preeti Verma
3. Effect of Cuprite and Malachite Layers on the Corrosion Protection Efficacy of Paraloid B72 and
PMMA Coatings on Copper Substrates, Principal Investigator: Dr. Preeti Verma, Project Member:
Mr. Shailesh B.
4. The effect of different additive proportions on the compressive strength of mortars prepared
as per the ASTM Standard, Principal Investigator: Dr. K.S.S. Mounika, Co-PI: Dr. Preeti Verma
(Project to be undertaken)
5. The impact of UV exposure, relative humidity, temperature and salt spray tests on the
durability of these mortar samples, Dr. K.S.S. Mounika, Co-PI: Dr. Preeti Verma (Project to be
undertaken)
Completed Projects
1. Corrosion Protection Performance of Paraloid B72 Coating Modified by Dispersion of Nano
Aluminium Oxide Powder on Iron Using EIS, Principal Investigator: Dr. Preeti Verma,
Sponsored by INSA
2. Influence of Polyvinyl Acetate Coating Concentration on Corrosion Behavior of Copper: In
Perspective of Cultural Artifacts, Principal Investigator: Dr. Preeti Verma
3. Electrochemical Impedance and Surface Characterization of Microcrystalline Wax Coating on
Copper for Conservation Application, Principal Investigator: Dr. Preeti Verma
4. Structure- Property Correlation of the Copper Alloy Coins of different Periods and Regions
such as Kaushambi, Sasanian, Mughal, British Coins, Principal Investigator: Dr. Preeti Verma
PUBLICATIONS
1. Tahseen Karche, M.R. Singh (2021), Biologically induced calcium oxalate mineralization on 15th
century lime mortar, Murud Seafort, India, Journal of Archaeological Science : Reports,
https://doi.org/10.1016/j.jasrep.2021.103178
2. Anjali Sharma, M.R. Singh (2021), A Review on Historical Earth Pigments Used in India’s Wall
Paintings, Heritage, https://doi.org/10.3390/heritage 40301123. M.R. Singh, K. Ganaraj, V.M. Sharma (2021), Microbial activity and studies on excavated
megalithic micaceous potsherds from Peninsular India, Cermica, 67 (2021) 250-260,
http://dx.doi.org/10.1590/0366-69132021673823026
4. Deepakshi Sharma, M.R. Singh, M. Velayudhan Nair (2021), Scientific analysis of indigenous
materials in Indian palm-leaf manuscripts, ICOM-CC, 19th Triennial Conference, 2021 Beijing
5. B. Dighe, M.R. Singh, T. Karche (2021), Traditional use of organic additives (bamboo foliage, flax
fibre and millet grains) in 16th century lime plaster of Solapur Fort, India, Indian Journal of
Traditional Knowledge, Vol 20(1), January 2021, pp 106-116
6. Vandana Singh, M.R. Singh (2021), Microscopic Imaging of Entrapped Slag in Ancient Iron Artifact
(300 BCE) from the Middle Ganga Plains of India, International Journal of History of Science, VOL
55.4, pp 1-9.
7. Anjali Sharma, M.R. Singh and Karambir Singh (2021), Transfer of Wall Paintings in India: A
Review and Approach, Studies in Conservation DOI:10.1080/00393630. 2021.1890425
8. Siva Sankar Panda, Neena Singh and M.R. Singh (2021), Development, characterization of
traditional inks for restoration of ancient manuscripts and application on various substrates to
understand stability, https://doi.org/10.1016/ j.vibspec.2021.103232
9. Preeti Verma et. al., “Influence of Polyvinyl Acetate Coating Concentration on Corrosion Behaviour
Of Copper: In Perspective of Cultural Artefacts”, Canadian Metallurgical Quarterly (2025): 1-10.
10. Preeti Vermaet. al., Microstructural Characterization of EarlyTwentieth-Century British Period
Indian Copper Coins, X-Ray Spectrometry, 50 (6) (2021): 482-490
11. Preeti Vermaet. al., Microscopic Examination of the 2,300 Year Old Excavated Steel Plowshare
From Northern India, X-Ray Spectrometry 48 (6) 674-681
12. Preeti Vermaet. al., Metallurgical Investigations of Indo-Sasanian Copper-Silver Alloy Coins Of
Gurjara-Pratiharas Dynasty, Metallurgical And Materials Engineering(2020) ISSN 2217-8961
13. Preeti Vermaet. al., “Microstructural Characterization of High Tin Bronze Mirror, Arnamula,
Kerala”, Research And Developments In Material Processing, Modelling and Characterization
(RDMPMC 2020), Aug 24-26, 2020, NIT Jamshedpur.
14. Preeti Verma et. al., Microstructural Characterization Of Early Twentieth Century British Period
Indian Copper Coins, Webinar For Young Researchers In Metallurgical & Materials Science, Aug
12-14, 2020, CSIR-NML.
15. Preeti Verma, et al. The Corrosion Behavior of The Paraloid B72 Protective Coating On Copper
Using EIS, International Conference On Corrosion And Coating (i3c), December 07-08, 2022,
CSIR, NML
16. Preeti Verma et. al., Effect of Concentration and Multilayered Paraloid B72 Coating On Corrosion
Behaviour of Mild Steel, Eis, International Conference On Corrosion And Coating (i3C), February
07-08, 2022, CSIR, NML.
17. 01Book on the Conservation of Metallic Artifacts is also about to be finalised.
18. 05 Manuscripts are under review and about to be submitted.
19. Sanjay Prasad Gupta and Sachin Kumar Agnihotri (2025). Fungal Deterioration of Monument with
Special Reference to Aspergillus: A Case Study. International Journal of Development Research. 15
(01): 67586-67588.
20. Sanjay Prasad Gupta (2025). Eco-Friendly Methods To Control Bio-Deterioration Of Cultural
Property. Conservation of Cultural Property in India Vol.(43):190-193.
21. Sanjay Prasad Gupta and Sachin Kumar Agnihotri (2025). Fungal deterioration of monument with
special reference to As per gillus: A case study. Conservation of Cultural Property in India Vol.
(43):169-173.
22. Presentation on title “Preserving Cultural Heritage through natural insect repellent: Sustainable
strategies for Scientific Conservation and Preservation of Cultural Property” in the 52th Nationalconference of IASC on Conservation of Cultural Property held on 23rd-25th Sep 2025 at Assam
State Museum, Guwahati.
23. Presentation on title “Bio-deterioration of Cultural Property and their Eco- friendly Conservation”
in the National conference of ICBCP held on 25th-27th Feb 2025 at Manipur University, Imphal.
24. Sanjay Prasad Gupta and Sachin Kumar Agnihotri (2024). Fungal deterioration of monument with
reference to Queen’s Mosque and Tomb at Sarangpur, Ahmedabad, India. International Journal of
Biology Innovations, 7(2): 149-152.
25. Sanjay Prasad Gupta and Sachin Kumar Agnihotri (2024). Bio-deterioration and scientific
preservation of Queen’s Mosque, J. Env. Sci. Pollut. Res. 10(3): 498–500.
26. Sanjay Prasad Gupta and Iliyas Ahmad. (2024). New Approach for Restoration of Ivory and Ivory
Inlay object with reference to objects at Maharaja Laxmishwar Singh Museum, Darbhanga, India :
A Case Study. Conservation of Cultural Property in India. Vol (42):142-146.
27. Presentation on title “Eco-Friendly Methods to Control Bio-Deterioration of Cultural Property” in
the 51st National conference of IASC on Conservation, Technology and Scientific Study of Ancient
and Historic Metals held on 14th-15th Sep 2024 at MMCF, Udaipur.
28. Presentation on title “Bio Deterioration of ancient monuments: Cause and Remidial Measures” in
the Environment & Social Welfare Society, Khajuraho organized ESW XI annual National Research
Conference held on 28th- 29thJan 2024 Khajuraho.
29. Sanjay Prasad Gupta and Iliyas Ahmed. Conservation of Wooden Monuments of Maldives: An
Endeavour of Padmasri O.P. Agrawal Gains Reputation to the Nation. A chapter in a book of
Biodeterioration of Cultural Property and Researches on Conservation of Heritage Buildings, Maya
Publishing House, New Delhi, 259-280,2023.
30. Sanjay Prasad Gupta and Iliyas Ahmad. (2024). New Approach for Restoration of Ivory and Ivory
Inlay object with reference to objects at Maharaja Laxmishwar Singh Museum, Darbhanga, India :
A Case Study. Conservation of Cultural Property in India. Vol(42):142-146.
31. Sanjay Prasad Gupta and Sachin Kumar Agnihotri, Fungal deterioration of historical monument
with reference to Jaleshwarnath temple of Shivpur, Chhattisgarh, India. International Journal of
Biology Sciences , 5(2): 19-21, 2023.
32. Sanjay Prasad Gupta and Sachin Kumar Agnihotri. Fungal Involvement in Bio weathering of
Historical Monument with reference to Bateshwar Hindu Temples, Morena Town of Madhya
Pradesh, India, International Journal of Current Research Vol. 15, Issue, 08, pp.25631-25634
August, 2023.
33. Gupta, S.P. & Agnihotri S.K. Isolation and Identification of Fungal Species and Scientific
Preservation of World Heritage: Case of Fatehpur Sikri, Uttar Pradesh, India.
34. The book titled “Modern Perspectives in the Field of Cultural Heritage Conservation”
authored by Sanjay Prasad Guha and Atul Kumar Yadav,
published in Hindi by Maya Publication, New Delhi. Sanjay Prasad Gupta. Fungal Involvement in
Bio Weathering of Historical Monument with Reference to Gopinath Temple at Gopeshwar Town,
Chamoli, Uttrakhand, India. International Journal of science and Research (IJSR).Vol-12 (1,) 356-
358:2023.
35. Sanjay Prasad Gupta and Manoj Kumar Kurmi. Impact of Fungi on Historical Monument with
reference to Mahadev temple Bastar of Chhattisgarh. International Journal of Life Science and
Research Archive, 04(01,001-005:2023.
36. Sanjay Prasad Gupta and Rohit Mishra. Fungal Involvement in Bio Weathering of Historical
Monument with Reference to Rumi Darwazaat Lucknow (Uttar Pradesh), India, International
Journal of Science and Technology Research Archive,04(01), 222-225:2023 Sanjay Prasad Gupta
and Nitin Kumar Maurya. Microbial Studies to Evaluate Bio- Deterioration of Oil Painting on
Masonite board and its Conservation, International Journal of Science and Research (IJSR)
11:1,723-728:2022.37. Sanjay Prasad Gupta and Iliyas Ahmed. Selection of Adhesives And Fillers In Conservation Of
Wooden Monument Deteriorated By Termite With Reference To Dharumavantha Rasegafanu
Mosque at male, Maldives, International Journal of Current Research, 14, (02), 20596-20600:2022.
38. Sanjay Prasad Gupta et al. Sanitization-mediated Conservation Therapy of Cultural Property in
COVID Situation: an Eco-Friendly Approach German Journal of Advanced Scientific Research
(AJASR), Vol. 1, Issue. 1, pp. 1-4:2021.
39. Sanjay Prasad Gupta et al. Efficacy of Natural Plant Product For Preventive Preservation Of
Documentary Heritage Against Aspergillus Flavus: A Case Study. INT J CONSERV SCI 12, 2,:
443-450 444:2021.
CONSERVATION
S.No Project Title Nature of objects No of objects
conserved
Year 2020-2021
1. Conservation Project at SMM Collection mainly contains 101
Theatre crafts museum, New polychrome wooden masks, leather
Delhi. puppets, wooden artifacts, paper
materials etc. related to Indian folklore
arts.
2. Conservation Projects of Cloths, Water pots, stoves etc. 1358
personal belongings of Baba
Saheb Bhimrao Ambedkar at
NIT, Nagpur
3. Conservation project at Shree The paintings were used for worship 02
Maruti Temple Project, KR during the Ramanavami festival
Nagar, Karnataka- procession. They have great artistic
and cultural significance in traditional
Mysore painting.
2021-2022
Conservation Project at Collection is made of ivory, silver, 176
4.
Maharajadhiraj Laxmeshwar bone and wooden artifacts
Singh Museum, Darbhanga,
Bihar5. Conservation of different types of Manuscripts of Rahul Sankrityayan, 500 folios of
objects of Patna Museum, Patna silica paintings, glass paintings, cloths manuscripts,
12 silica
paintings 6
glass paintings
2022-2023 & 2023-2024
6. Conservation Project at Sultanpur Collection of sculptures from 12th to 76
Museum, Uttar Pradesh 17th Century and paintings of
different styles, wooden sculptures of
Ganesha.
7. Conservation Project of Golden 18th century Golden Chariot of 01
Chariot at Sri Chitra Enclave, Travancore royal family used by Kings
Trivandrum, Zoo campus for Dushera festivals. It is huge chariot
of 18x9x23 feet in dimension.
beautifully decorated with gold foil
and silver thread
2023-24-25
8. Conservation Project at J.J Paintings of contemporary artists of 100
college of arts, Mumbai Maharashtra states
9. Conservation Project at J.J Books related to Fine arts 100
college of arts, Mumbai
10. Conservation Project at Sri Feature exquisite mural paintings and 350 Sq. foot
Ambujavalli Temple, Mysore architecture resembling the temples of
Karnataka- Sri Varahaswami and Belur and Somnathpura. Inscriptions
Ambujavalli temples, located suggest construction between 1672–
within the Mysore Palace 1704 AD. Historical records note that
premises, Sri Chikkadevaraja Wadiyar brought
the Varahaswami deity from
Srirangapatna in 1809 and
commissioned this temple in Hoyasala
style. The Ambujavalli temple was
built during the reign of Mummadi
Krishnaraja Wadiyar, marking the
peak of Mysore’s traditional art.
Temple construction dates are known
but the painting dates remain
unrecorded.2024-2025
11. Conservation Project at Shree According to the temple trust, the 02
Maruti temple project, KR Nagar, paintings are over ninety years old and
Karnataka they are used for worship during the
Ramanavami festival procession. They
have great artistic and cultural
significance in traditional Mysore
painting.
12. Conservation Project of Oil Oil paintings were made of Begam 02
paintings of Begam Samruat Samru, paintings were decorated with
(7x4 ft size )
Rajbhawan Lucknow. beautiful frames with original gold
paint which was hidden under several
layers of commercial gold paint.
Joanna Nobilis Sombre (c. 1753 –
27 January 1836), popularly known
Begum Samru, a convert Catholic
Christian, started her career as dancing
girl in 18th-century India, and
eventually became the ruler of
Sardhana a small principality near
Meerut.
TRAINING IN CONSERVATION
Year Name of the course/Practical training course/workshop Number of
participants
2020-21 Six months course in conservation of cultural property. 07
2021-22 Six months course in conservation of cultural property 05Two weeks practical training in conservation of art objects for the 12
students M.A. Museology of department of museology, Banaras Hindu
University, Varanasi
Two weeks practical training course in conservation of museum objects 22
for the students of Post Graduate Diploma in Museology and
Archaeology of Sampurnanand University, Varanasi
Two weeks practical training course in conservation of museum objects 10
for the master students of Museology of Rabindra Bharti University,
Kolkata
2022-23 Six months course in conservation of cultural property 09
Practical training course in Conservation Oil Paintings 11
Practical training course in Conservation Wall Paintings 07
Two weeks practical training course in conservation of museum objects 23
for the master students of Museology of Rabindra Bharti University,
Kolkata
Two weeks practical training course in conservation of museum objects 26
for the students of Post Graduate Diploma in Museology and
Archaeology of Sampurnanand University, Varanasi
Two weeks practical training in conservation of art objects for the 10
students M.A. Museology of department of museology, Banaras Hindu
University, Varanasi
2023-24 Six months course in conservation of cultural property 11Two weeks practical training course in conservation of museum objects 16
for the students of Post Graduate Diploma in Museology and
Archaeology of Sampurnanand University, Varanasi
Two weeks practical training in conservation of art objects for the 08
students M.A. Museology of department of museology, Banaras Hindu
University, Varanasi
Two weeks practical training in conservation of paintings for the 06
students M.A. Museology of department of M.A. Conservation of
School of Heritage research &Management, New Delhi.
Two weeks practical training in conservation of paintings for the 06
students M.A. Museology of department of M.A. Museology of
department of museology, Maharaja Saijirao Gaykwad University,
Vadodara
Two weeks practical training course in conservation of museum objects 25
for the master students of Museology of Rabindra Bharti University,
Kolkata
2024-25 Six months course in conservation of cultural property 29
Two weeks practical training in conservation of Museum objects for 15
the students M.A. Museology of department of M.A. Conservation of
School of Heritage research & Management, New Delhi
Two weeks practical training in conservation of art objects for the 08
students M.A. Museology of department of museology, Banaras Hindu
University, Varanasi
Two weeks practical training course in conservation of museum objects 26
for the students of Post Graduate Diploma in Museology and
Archaeology of Sampurnanand University, Varanasi
Two weeks practical training course in conservation of museum objects 33
for the master students of Museology of Rabindra Bharti University,
Kolkata2025 -26 One week international workshop by NRLC on Conservation of 28
Paintings practices in India at National Gallery of Fine Arts, Kula
Lumpur, Malaysia
Six months course in conservation of cultural property 24
NRLC- Library offered circulation services and reference Services to the patrons including staff, six
months trainees, research scholars, etc. covering various parts of India.
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