The fond contains Results of observations of the fixed stars made with the Meridian Circle at the Government Observatory , Madras

This item was about the hand-colored picture of the Sun, as observed by N.R. Pogson at Masulipatnam with the Smythian five-foot Telescope from the Hartwell observatory, which has a power of 52. In the picture, Pogson has made two sketches of the solar eclipse, explaining how the Sun was seen immediately after the disappearance and how it was seen immediately before the reappearance.

This item was about the measurements of spectrum and solar spots. It is divided into two parts. The first part describes the scale division of the spectroscope micrometer that defines the bright lines observed in the spectrum of the southeast by east prominence and the ordinary lines in the solar spectrum that were measured before and after the eclipse. The second part includes a sketch depicting the principal solar spots measured at Masulipatnam on August 18, 1868. The sketch shows four spots: A, B, C, and D.

This item was about the coverage of the death of Chintamani Ragoonatha Chary published in Madras Mail. He was the head assistant at the Madras Observatory for many years. He served at the institute for the past 35 years; He worked under Late Major W. S. Jacob, Colonel W. K. Worster, and Colonel J. F. Tennant; he is a strict, honest person and has the skills of an observer.

The book The Moon Her Motions, Aspect survey, and Physical Condition is written by Richard A Proctor. It was published in 1907

This item was about the Satyendranath Bose Medal of the Indian National Science Academy for the year 1983 awarded to M.K. Vainu Bappu. The Satyendranath Bose medal is awarded every three years to a distinguished scientist in the field of physical sciences.

This item was about the total solar eclipse that occurred on 7 March, 1970. The resulting photograph shows the Sun completely covered by the Moon, with only the corona visible and, which was captured by the camera.

This item was an instrument used in surveying land, alignment, testing, and calibrating optical Instruments. It is basically a refracting telescope. Whose optical elements tilt angles with high accuracy of the order of arcsecs.

The title of the book " Theoric analytique du system du Monde" translates to " Analytical Theory of the World System ". There are two volumes of this book. The first volume has seven chapters, and the second volume consists of 9 chapters. This book was written by G De Pontecoulant and published in 1829.

This item is Analytical Theory of the World System volume 2, written by French astronomer Gustave de Pontecoulant and published in 1829. It covers topics such as the movements of celestial bodies, equations of motion, and other aspects of celestial mechanics. It has 506 pages.