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The photographic slide contains an image of Rajamohan Irulappan village in Kavalur.

These photographic slides contains drawings of porters, telescopes, and other astronomical instruments.

The photographic slides contain images of the 40-inch telescope, its parts like the plate holder, Cass coude ring, and observer guiding at Cass coude focus.

These photographic plates contain compressed photographs of IIA buildings and astronomical instruments

The photographic slides contain images of Ritchey Chretien, Raheem and Nadhan at Kavalur, a rite of the first hut, a 16-inch telescope, a 30-inch drive circuit microprocessor, ribbon cutting at STARS(1977 Jan 23), 6-inch telescope, Schimt telescope, etc in Kavalur Observatory.

The album contains photos of the briefing of the National Large Optical Telescope teams held in IIA Bangalore campus in 1993.

The album includes documents on the results of astronomical observations and photographs related to the Madras Observatory. A copy of the first observation made at the Madras Observatory and a page from Madras M. S. record is preserved with photos of the Madras Observatory, Shelton clock and granite slab with Latin inscription at Madras Observatory. A map of Madras Observatory land in 1826 and a sketch of John Goldingham swinging Kater's pendulum hung in front of Haswell clock in the observatory.

The album contains photos of the site study for the Indian Astronomical Observatory (IAO) at Hanle, Ladakh. The Indian Astronomical Observatory (IAO) is a high-altitude astronomy station in Hanle, India, operated by the Indian Institute of Astrophysics. Photos related to the site, natives of Ladakh, construction of the observatory, and some paintings are preserved in this album.

The album contains photos of several instruments available at IIA and some observations captured from IIA.

The album contains archival documents related to the building, instruments and observations at the Madras Observatory. It mainly includes an old photo of the Madras Observatory, a photocopy of the first observation taken in 1786 from the observatory, two pictures of Kater's pendulum hung in front of the Haswell clock in the observatory, a sketch of the Madras Observatory building from 1848 Taylor's catalogue and painting of Madras coast by Daniel.