The notes are used to determine the apparent polar distance of the stars. The records contain observations of seven stars, including Polaris, Draconis, and Cephei.

The item contains observation notes titled 'Madras zone reduced to' from 1825-1867 by N. R. Pogson. The documents have the observation notes of minor planets: Hestia, Sylvia, Sappho, Camilla, Iris, Ariadne, etc.

The item contains observation notes titled 'approximate places of star reduced to' from 1825 to 1868 by N. R. Pogson. The documents have the observation notes of minor planets: Hestia, Asia, Iris, Europa, Thalia, Alexandra etc.

The item contains data on the meantime of the Moon in 1864. Observations result from January to December are tabulated in this note.

The document contains observation notes about the meantime of planets from 1865 to 1868.

The item contains three pieces of information preserved in a single laminated sheet. The first document is a handwritten address slip of sending some objects from Madras Observatory to the collector of north Arcot Chittoor. The second document is an observation note on the moon eclipse on 22 January 1888. The third one is also notes of observation taken in 1960, 1964, 1969, 1972, and 1975 but the other details need to be recognized.

The item is the original tracing during occultation of SAO 158687 by Uranus on 10th March 1977

This item was about the sketch of the path of a total solar eclipse that occurred in India in 1868. It depicts the Peninsula of India and shows the track of the Moon's shadow during the eclipse on August 17, 1868. The sketch was created by V.T. & A.K. Johnston in Edinburgh and includes scalar measurements at the bottom.

The item is a graph of light curve obtained during occultation SAO 158687 by Uranus drawn between time and recorder deflection.

The photographic slides contain some images of Pogson's transit, Madras Observatory, Osmania University, Goldmigham, K D Naegamvala, Uranus painting(1977), the post-war development committee(1945), etc.