This photographic slide was on the R. A. Building of the Kodaikanal Observatory.

This fond contains photographic plates of Halley's comet in 1986 viewed from Kodaikanal under various atmospheric conditions

This fond was about pendulum clock used at the Madras Observatory manufactured sometimes in 1786. The clock is now in Kodaikanal Solar Observatory and still in working condition.

This item was about the Norman Robert Pogson in 1861. N.R. Pogson was appointed the government astronomer at Madras, India. When he arrived he had to work under harsh conditions. He found the instruments in a bad shape and there were no proper staff to assist him. In spite of all these he began a series of observations which terminated with his death 30 year later. He as credited with 50,000 observations most of which were published by Michie Smith after Pogsons death. During his stay in Madras he discoverd several minor planets and detected large number of variable stars. He named his daughters after the minor planets he discovered. He was also well known for his work in comets and solar eclipses.

This item is a photograph of P. R. Chidambara Ayer. The date and other information need to be identified.

The photograph of A. A. Narayana Ayyar was taken in 1913 at Solar Physics Observatory, Kodaikanal.

The item is related to the visit of Prof. Sydney Chapman to the Kodaikanal Solar Physics Observatory on 1948 December 31. Sydney Chapman was a British mathematician and geophysicist who contributed to the kinetic theory of gases, solar-terrestrial physics, and the Earth's ozone layer. The photo shows Prof. Chapman and Dr. Anil Kumar Das, the observatory's director, sitting with the other staff. The visit of Prof. Chapman was a noteworthy feature of that year.

The item is a black and white photograph of Prof. Meghnad Saha's visit to the Kodaikanal Observatory in 1945. He was a member of the planning commission set up in 1937, and he is an Indian astrophysicist who is remembered for his theory of thermal ionization.

The item is related to the first Independence Day celebrations at Kodaikanal on 1947 August 15. The first photo is a group photo of all members sitting on the front side of the observatory. The second photograph is of the flag hoisting by the Director, Dr. Anil Kumar Das. All the names of the participants are written on the back side of the photograph.

The item is related to the visit of the astronomical planning committee in April 1949 at Kodaikanal Observatory. The photo shows Dr. Anil Kumar Das, other committee members, and observatory staff.