This item was about the photo of Chintamanny Ragoonatha Chary (1840 - 1880). He was one of the first professional Indian astronomers who was attached to Madras Observatory. He worked with Captain Jacob and Mr.Pogson. He was well known for his work on variable stars, having discovered 2 variable stars, one R Reticuli 1871 and V Cephei 1878. He took an active part in two eclipses, total eclipse of the Sun 1868 and 1871. He was elected a fellow of Royal Astronomical Society in 1872. He brought out a pamphlet on the transit of Venus, This was not only in English but also in several vernacular languages.

The fond contain compilation of Photographs, Newspaper Clipping, Pamphlets, Correspondence to Chinthamani Ragoonatha Chary and Transit of Venus.

The fond contain compliation of Photographs, Newspaper Clippings and Correspondence to M.K. Vainu Bappu and Institutes

This item was about the image of the M.K.Vainu Bappu wandering in the garden.

This item was about the photo of N.R. Pogson and his first wife, Elizabeth Jane Pogson. It is a black and white picture in which both stood near a table. Mr.Pogson was well dressed, and Mrs. Pogson wore a white gown with a coloured scarf.

This fond contains official letters, photographs, and administrative files related to P. R. Chidambara Ayer during the years 1919-1932.

This fond contains letters, several photographs, and observations related to A. A Narayana Ayer during the year 1913-1920.

This item was donated by Cherry Armstrong Great-Great Grand daughter of N.R.Pogson in 2006. We can see that Mr. Pogson was standing with Lucy Sylvia, An unknown Indian and Louise Camilla. Some small children were also seen in the photo seated infront, who probably be Charles Albion, Isis, and Robert Owen.

The item is a group photo of Dr. Anil Kumar Das, Prof. K. R. Ramanathan, and other employees of the Kodaikanal Observatory with astronomer Royal from Kodaikanal Observatory in 1947. K. R. Ramanathan was an Indian physicist and meteorologist. He was the first Director of the Physical Research Laboratory, Ahmedabad.

The item contains a photograph related to the visit of Russian astronomers to the Kodaikanal Observatory on 19 January 1955. The photo shows four Russian scientists and the staff of the Kodaikanal Observatory.