This letter was about the speech given by Dr. Bappu at IAU-2nd Asian Pacific meeting in Astronomy, Bundurg, Indonesia, August 25-29, 1981. He appreciated the progress of Indonesia in astronomy and its interest to do more.

The book is a collection of memoirs on the various modes according to which the nations of southern parts of India divide time written by Lieutenant Colonel John Warren in 1825.

The CD contains photos of the ceremony of J. C Bhattacharya's 1.3 meter telescope. It also contains photos of various eminent persons' speeches etc.

The video contains an interview of Subrahmanyan Chandrasekhar. Where the interviewer begins admiring the journey and contribution of Subrahmanyan Chandrasekhar and his intellectual. He also spoke about the books written by Subrahmanyan Chandrasekhar and their impact on the world in the scientific field.

This letter was about spectra for H & K emission and sending a report on the condition of the Zeiss double monochromator.

This letter was about water vapour measurement made at Kodaikanal.

This letter seeking a clear spell of an hour in the Sagittarius region and a spectrum of Upsilon Sagittari.

This letter was about the BARC image convention and the M. K. Vainu Bappu's visit.

In this letter, it is stated that the tabulations might stop, although the instruments may be retained in action. It was mentioned that he sent the sunshine records also with others for tabulation in the Calcutta office.

This item was about the Sunspot spectra taken by John Evershed, where he discovered that there is a radial outflow of gases in a sunspot. This effect is now known as the "Evershed Effect".