This letter was reply to Dr.Bappu inquiry on "Texas Symposium in Relativistic Astrophysics" in detail.

This letter discusses about Bakerian lecture with reference to stationary H and K lines of stars.

The letter is from John Evershed, Ag. Director Kodaikanal & Madras Observatories to The General Superintendent, Public Works Workshops, returning the blueprint of gearing for moving the spectroheliograph roof with measurements. He also encloses a sketch drawn to the scale of the wall, rail, and girder. And mention that the rack bar should be 18 feet long.

The letter is from Surgeon-General P. H. Benson to the Director, Kodaikanal and Madras Observatories, informing that the Deputy Director will be consulted when the question of plans for the new General Hospital on Spur Tank is taken up.

The letter is from the Director of Kodaikanal and Madras Observatories to the Surgeon-General, saying that the Meridian line of the Observatory passes through the Spur Tank and hence takes into consideration while making plans for the hospital that no chimney can come near the line.

This is a tentative list of subject for papers and discussion there on at the Pan-Pacific Science Congress, Australia, August, 1923

This item is about the speech delivered at the IAU general assembly. Bappu spoke on various aspects of astronomy and the fraternity of astronomers. He greeted the astronomical fraternity for their contributions to the field of astronomy.

The item contains a lecture by Mike Dopita, Research School of Astronomy & Astrophysics, The Australian National University.

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.

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.