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This item was a pencil sketch drawing of Prof.M.K.Vainu Bappu by A.P.Jayarajan

The Observations conducted at Kavalur during the 10 March 1977 Uranus occultation of SAO158687 revealed, apart from the occultation by a satellite system known as the e ring, a decrease in the star's brightness near the moment when the planet's atmosphere could have triggered the occurrence. Since then, a theoretical explanation for the genesis of the a, ß, ?, and d rings has been put out in addition to the identities of these rings becoming firmly established. After thoroughly analysing the Kavalur photoelectric record, they provide several novel elements of Uranus' satellite ring system.

The font contains letters, correspondence, life, achievements and participation at National and International level of Dr.M. K. Vainu Bappu