This letter was to inform on M. K. Vainu Bappu's research on Sun. It also mentioned finding a location for the Solar Physics Observatory and also asking Bappu for the present address of Zeiss and of Cox, Hargreaves and Thomson.

This letter addressed on the annual report on solar physics to be submitted by either C. M. Smith or Walker before the board of scientific advice takes place in early October. Further the letter mentioned on the results regarding to spectra and new series with a title of 'Indian Astronomical Memoirs'.

This letter was about the verification of Lockyer's papers about the sun and Indian conditions.

This letter is from the Director of Kodaikanal and Madras Observatories regarding specifications for new grating for Solar Physics Observatory, Kodaikanal

The album contains an original notice and photographs of the Indo-Chinese workshop on recent advances in solar physics on 7-11 November 2005 at IIA Bangalore campus. Photos of talks by experts from India and China, group photos of the participants, team lunch and dinner, and photos taken on the outing are preserved in this album. Some photos of the Indian Japan seminar on astrophysics and astronomy in 1995 can also be seen in the album.

The book Rapid Exploration of the Sun by Alex Smith has 88 sheets that is 176 pages. It was published in1964.

This fond includes an introduction exploring the Sun's significance in relation to life and activities on Earth. Additionally, it comprises five chapters covering topics such as the distance and dimensions of the Sun, methods and apparatus for studying the Sun's surface, the spectroscope and solar spectrum, and an examination of sunspots. The book is part of International Scientific Series, Vol. XXXIX