The cassette contains a lecture on MARS delivered by Prof. C. Sivaram

This item concerns about the rare white light flare recorded in hydrogen alpha at Kodaikanal Observatory. These observations were taken on photographic films or plates and digitized for scientific research purposes.

A Treatise on Spherical Astronomy by Robert Stawell Ball was a work on positional or spherical astronomy. It was first published in 1908. It has 506 pages.The book covers various areas of study, including fundamental formulae, determination of coordinates, atmospheric refraction, the theory of cartography, and more. It assumes a good level of geometry and trigonometry knowledge from readers.

The book An Elementary Treatise on the Integral Calculus by Benjamin Williamson. This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization. It was published in 1884.

The book "An Elementary Treatise on the Lunar Theory with a Brief Sketch of the History of the Problem" was written by Hugh Godfray. Hugh Godfray (c1821-1877) first published his treatise in 1853, a year after he graduated from St. John’s College. Lunar theory would become central to George Darwin’s work, and he went on to form crucial theories regarding lunar acceleration, earth retardation, the earth-moon system, and the genesis of the moon. It was published in 1987

Astronomical observations made at the honorable The East India Company's Observatory at Madras under the superintendence of John Goldingham, Vol. III

Astronomical observations made at the honorable the East India Company's Observatory at Madras under the superintendence of John Goldingham, Vol. IV

Astronomical observations made at the honorable the East India Company's Observatory at Madras in the year 1843-1847 together with the recomputation of the Sun and Moon and planetary observations since 1831.

This document was about bibliography of Dr.M. K. Vainu Bappu's publications under the following headings, I.The Physics of the Sun, II. Physics of the Star, III. Physics of the Solar System, IV. Physical phenomena in galactic and extragalactic systems, V. Astrophysical Techniques.

The fond contains 3 books of Astronomical observations made at the honorable the East India Company's Observatory at Madras