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

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

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.

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

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.

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

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

This item was reply to letter S.12098, saying that he forwarded one packet of the Seed Gilt Plates out of which two of the plates exposed and show the defects. It also contains the report of the plates by Evershed, who has worked with the plates. In addition the letter has statement of Kodak Company and the mistake made by the Company.

This letter was reference to letter no.354 of the 3rd instant saying that I regret to find that the labels mentioned para 2 were not enclosed.

This letter was about the list of photographic plates ordered and the serial numbers are not mentioned.