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This fond consist of newspaper clippings on the discoveries that was made from the indian soil in early 17th century.

This fond consist of newspaper clipping on the nobel physicist Prof. S Chandrasekhar. In 1983, S Chandrasekhar recieved nobel for featuring the stability problem in different phases of stellar evolution. This fond provide us information about his research history and work life balance.

This fond consist of newspaper clippings on the awards received by IIA scientist, commission of the new telescope at Kavalur and uneviliation of M. K. Vainu Bappu's statue.

The fond contains newspaper clippings related to IIA Field Stations from 1972-07-10 to 1978-04-14

The fond contains newspaper clippings related to Kalki from 1987-08-10 to 1988-03-19

The fond contains newspaper clippings related to Kodaikanal Solar Observatory on 1999-07-16. This talks about the renovation of the century-old Kodaikanal Solar Observatory main hall, a world-renowned institution. It talks about the concerns raised by the Indian National Trust for Arts and Cultural Heritages.

The book "Numerical Lunar Theory" was written by ?Sir George Biddell Airy. It was published in ?1886. The book focuses on lunar theory, specifically the mathematical and numerical calculations involved in understanding the ?moon's motion and its relationship with the Earth and other celestial bodies. It covers gravitational forces, orbital calculations, and the effects of perturbations on the moon's motion. It was 178 pages long.

The observation note of Madras Equatorial observations on partial solar eclipse, lunar eclipse, occultation of planets and other astronomical objects. This fond significantly describes the disvoery of several planets, their regular activities, and changes and various astronomical phenomena. From these observations several detections were acrried out through screw detection techniques, interval analysis, and finding mean postitions of various stars.

The item contains items that describes notes on the earthquake during several timezones of the year

This fond contains materials related to John Evershed that contains general local office materials including letters of all local government and administrations, proceedings, reports to the government of India etc., A large portion of the collection series contains information on observations from various scientists.