The item is letter from the Meteorological Department to the Director of Kodaikanal & Madras Observatories, containing a copy of letter No.1286 from the Meteorological Reporter to the Government of India and Director General of Indian Observatories to the Director General of Stores, acknowledging Letter No.937 dated 19 Jan 1905 and saying that the Director of Kodaikanal Observatory is unable to send the details of the plates for the spectroheliograph until he has experimented with the plates, the information will be send as soon as it is available.
India Meteorological DepartmentSolar instruments
65 Archival description results for Solar instruments
The letter is from the Board of Education, South Kensington, to Charles Michie Smith, informing them about the receipt of 78 spectroheliograms of the sun photographs.
Smith, Charles MichieThe letter is from the Secretary, Board of Education, South Kensington, to Charles Michie Smith, stating that the 78 spectroheliograms of the sun photographs have been received.
Smith, Charles MichieThe letter is from Thomas Royds, Ag. Director, Kodaikanal and Madras Observatories to the Superintending Engineer, VI circle, Trichinopoly, stating that other works in the observatory can be stopped except the reroofing of spectroheliograph for funds and ask not to postpone unless it's unavoidable.
Royds, ThomasThe letter is from Vipan, Sub-Division Officer, Kodaikanal, to The Director, The Observatory, Kodaikanal, returning with thanks for the paper regarding "Armco" iron sheeting.
Vipan, A.The letter is to Evershed, sending the plan and estimate for signature and return and asking about the roofing. It also talks about a paper by Freundlich in which he abandons the hope of detecting general shifts of lines in the sun due to gravitation. And last, enquiring about his return.
Evershed, JohnThe letter is from The Director General of Observatories to John Evershed, Director Kodaikanal and Madras Observatories referring to the estimate of special repairs, saying that the sum is beyond the power of sanction and it will be difficult to get work done this year unless a strong case as the money is scarce.
Evershed, JohnThe letter is to Sir Frank Dyson regarding a 16-inch coelostat that has been despatched to the agent for government consignments.
Dyson, Frank WatsonThe letter is to The Director General of Observatories, Simla forwarding a plan and an estimate for re-roofing the spectroheliograph building and saying its necessity to prevent the rise in temperature.
Kodaikanal Solar ObservatoryThe letter is from the Director of Kodaikanal & Madras Observatories to The Director General of observatories, Simla, forwarding the plan and estimate of Rs. 175/- for erecting a verandah in front of the spectroheliograph and requesting the sanction.
Kodaikanal Solar Observatory