The item was about M.K.Vainu Bappu being elected as the President of IAU and also speaks about other achievements and his position.

This item was about the inugural speech given by PM in the 19th general meeting assembly of international Astronomical Unit. In his speech, the PM highlighted that political barriers should not hinder scientific ties. The PM also released a commemorative stamp depicting Halley's comet. The conference had participation from 1400 astronomers from all over the world, including 300 from India. The special topics of discussion were radio astronomy, cosmology, supernova, and evolution in galaxies.

This item was about the history of the Kodaikanal Observatory and the events that took place during its 100-year completion celebration. The observatory was established in 1899 as a Solar Physics Observatory and was the new home for all the activities of the Madras Observatory.

This fond consist of newspaper clipping on the statement given by PM Rajiv Gandhi in the inaugural session 19th general assembly of the Indian Astronomical Unit. He focuses on the development of science and technology in the country.

The item was a petition submitted by P. R. Chidambara Ayer to The Secretary to the Government of India, Revenue and Agricultural Department, about his salary. The facts of the case have been stated very clearly in the petition. The letter was sent to The Director General of Observatories and the Director of Kodaikanal and Madras Observatories in 1920.

This item refers letter from Dr.(Mrs.) Madhuri R.Shah, Chairman, UGC regarding the Hari Om Ashram Trust Award to late Dr.M. K. Vainu Bappu, includes folder containing citation and certificate, One D.D. for Rs.10,000/- drawn on the SBI, New Delhi and receipt proforma for Rs.10,000/- to be returned to the UGC duly signed on the revenue stamp.