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

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

These photographic slides contains different images of Mcdonald observatory.

These photographic slides contain the images of the spectrometer, and Ondrej telescope related to the Optical Science Department of Royal Observatory, Edinburgh.

These Photographic slides contain compressed photos from Our Universe Book.

These photographic slides contain compressed pictures of the set-up of the astronomical instruments like Hydrometer, wind instrument, etc. at the top of Mt. Nimmu.

These photographic slides contain compressed pictures of astronomical instruments in Kodaikanal, which are named Tunnel & Spectro, Solar Tunnel, 28-inch Mirror Coelostat, Solar image on the shit, Solar image, Tunnel drive, Solar tower 3rd mirror, II mirror Coelostat.

The photographic slides contain images of different places in Bangalore like GPO & TV tower, St.John's main campus, Vidhan Soudha and a mosque.

The photographic slide contain images of reception hall in IIA Bangalore and the receptionist Prema.