The photographic slides contain images of the 40-inch telescope control desk, it's construction, reparing of it's dew cap from 1971 to 1984.

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.

This fonds contains images of vegetation in Kavalur, mainly fruits. There are pineapple, squash and jackfruits.

This fonds includes photographs of Kavalur, forest rest houses within Kavalur, images capturing M. K. Vainu Bappu alongside a forest guard, the mesmerizing moonlit scenery in Kavalur, and glimpses of the Kavalur village area. Additionally, photographs feature buildings near the Kavalur village, the aluminium chamber in Kavalur, and the breathtaking sunrise over the Kavalur landscape.

This fonds contains images of various flowers and plants in Kavalur. The major types of flowers include Hawaiian hibiscus kavalur, lotus, roses, Bougainvillea, Scotch broom and Gul mohar. It also contains images of banana trees, jacaranda trees, pineapples, candlestick flowers and the observatory garden in Kavalur.

This fonds contains images of a building section, powerhouse, observatories, sliding shed, gate view in Kavalur, quarters in Kavalur, and some buildings near Kavalur village. It also has images of a roll of sheds in Kavalur.

The photographic slides contain images of the Kavalur building construction, the 40-inch telescope and its nearby places.

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

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.

The photographic slides contain images of the 15-inch telescope in Kavalur from 1969 to 1971.