This letter was about the reply on photographic plates for the spectroheliograph.

The letter was mentioning about enclosed letter from the Director of the Kodaikanal Observatory regarding the disposal of the Photoheliograph on loan from Greenwitch Observatory

The letter disusses on John Evershed's paper which was written 18 moths ago saying that he gone through the paper and a good deal about the factor 2 and the red-shift. A. S. Eddington said that he now more or less concerned that Einstein's theory is wrong on this point, and the true theoritical red-shift is twice his value as you find. Further he mentioned that the Thomas Royds confused him on the desirable value as the eclipse.

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

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.

The printed card contains information about the recommendation to the developer for studio and hand camera work.

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

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

This letter was about the list of photographs of Sun taken on different dates and at particular times mentioned.