The letter was an instruction for using the repaired lens and asking to send a complete telescope to compare and make the repairing process simple.
Evershed, JohnMadras (India)
815 Archival description results for Madras (India)
This letter is from John Evershed to Mr Bhaskaran about the instructions to pack the 15-inch lens in a large case. He also mentioned that he had put castor oil between the component lenses to keep them perfectly adjusted and saved about 8 percent of light otherwise lost by reflection.
Strange, W. L.This letter was a discussion regarding displacements of the solar lines towards red are distinctly unfavourable to Einsteins theory.
Evershed, JohnThis letter contains information about testing of the 15 inch lens on stars etc and finding something wrong in color correction.
Evershed, JohnThis letter was reply to letter dated Oct. 29 about lenses. He was requesting 15-inch, 12-inch, 4-inch and a lens of about 7 ft. focus lenses to be send from Nizamaiah Observatory to Kodaikanal Road Station mentioning the purposes for which it requires. In addition the item has the telegram messages written by Evershed to Pocock and vice versa.
Evershed, JohnThe letter is from J. Evershed to the acting secretary in continuation to letter no. 874 explaining that he has no authority to hand over any part of the Madras Observatory compound and that can only be done by the Government of India, Department of Revenue and Agriculture
Evershed, JohnThe letter is from J. Evershed to the acting secretary stating the objection to the encroachment on the grounds of the Madras Observatory for constructing quarters as quiet and seclusion is required for observations.
Evershed, JohnThe letter was an enquiry with reference to the Photoheliograph which was received on loan from Greenwich Observatory, whether to return it or it may be completely dismantled and the parts used for other purposes in our research work.
Evershed, JohnThis letter is from John Evershed to the Chairman of Municipal Council Kodaikanal in regards to extending the limits of the municipality in Ward 6 so as to include the whole of the observatory building in Kodaikanal and the subsequent issues pertaining to it.
Evershed, JohnThe letter contains details about Thomas Royds' enrollment in the Indian Army Officers Reserve.
Royds, Thomas