This letter was a reference to John Evershed letter that discusses regarding the spectral lines

This fond contains official letters related to William Butler from March to November 1908.

The item was about M. K. V M. K. Vainu Bappu's critical condition at Munich after kidney failure and heart by-pass surgery at Munich's University Clinic. They had been fighting to save M. K. Vainu Bappu's life.

The award was an honour of electing John Evershed as a Fellow of the Royal Society.

This letter was about letting John Evershed to know that his name was put up for the Royal Society.

The book, The History of the Royal Society of London: for the Improving of Natural Knowledge fourth edition, was published in 1734. It was written by Thomas Spart. It has 440 pages.

This item was about Suri Bhagavantam, who took over as scientific advisor to the Defence minister and Director General of DRDO in July 1961. he played a pivotal role in building up laboratories and advancement in research the land, war, and Air defence. It also speaks on his education, inspiration and achievements in physics. He has also written hundreds of research papers and is an erudite scholar in Sanskrit and Telugu.

This item was about the Nobel physicist S Chandrasekhar. It outlines about the Chandrasekhar's daily routine involves a regular schedule of studying, reading, and contemplating problems. He believes that these activities keep him inspired to work and conduct research. His research journey is also outlined, showcasing the evolution of his work over time.

This letter was reply to the questions contained in the letter dated July, 1906, from Prof. Schuster on behalf of the International Union for Solar Research.

The letter discusses about the report to be prepared by A.Fowler for IAU commission on standard wavelenth and he asks John Evershed for any special suggestions to add in the report.