The letter is from H.B. Peirce, General Superintendent, Public Works Workshops, to The Director, Kodaikanal & Madras Observatories, with reference to the gearing arrangements for moving the roof over the Spectro Heliograph enclosing a plan of arrangements available in shops. He requested to fill the measurement where it is marked 'X' and let know the length of the rack as early as possible.

This item refers letter from Dr.(Mrs.) Madhuri R.Shah, Chairman, UGC regarding the Hari Om Ashram Trust Award to late Dr.M. K. Vainu Bappu, includes folder containing citation and certificate, One D.D. for Rs.10,000/- drawn on the SBI, New Delhi and receipt proforma for Rs.10,000/- to be returned to the UGC duly signed on the revenue stamp.

The letter is from the Government of India Revenue and Agricultural Department forwarding a report on the condition and progress of G. V. Juggu Observatory Vizagapatam.

This is a letter from Gilbert T. Walker, Director general of observatories to the Director Kodaikanal and Madras Observatories sanctioning the renewal of the dome of the observatory at Madras at an estimated cost of Rs.4400. The plan and estimate for it has been countersigned by the Secretary of Government, Public Works Department, Madras.

This item is a letter from Gilbert T. Walker Meteorological reporter to the government of India and Director-General of Indian Observatories, to the Secretary to the Government of India, Revenue and Agricultural Department Shimla to acknowledge the receipt of the endorsement to protect the main observatory from being damp.

This item is a letter from Gilbert T. Walker Meteorological reporter to the government of India and Director-General of Indian Observatories, to the Director of Solar Physical Observatory Kodaikanal in regards of the lack of progress in the buildings of Kodaikanal.He recommends that the buildings have to be protected from the monsoon breaks.

This item is a Letter from Gilbert T. Walker, meteorological reporter to the Government of India and Director-General of Indian Observatories to the Director of Kodaikanal and Madras Observatories regarding sanction for the plans and estimates.

This letter is from Gilbert T. Walker, Meteorological Reporter to the Government of India and Director General of Indian Observatories, to the Director, inquiring whether any notice has been received from Washington regarding a unique series of midnight telegraphic signals to be sent out by the U.S. Naval Observatory on May 3 1905.

This is a letter from Gilbert T. Walker, Meteorological Reporter to the Government of India and Director General of Indian Observatories, to the Director of the Solar Physics Observatory, Kodaikanal, regarding adopting standard time. An official order has yet to be received, so kindly arrange with the Superintendent of the Madras Telegraph Office to send the time signal at 16:00 hours, new standard time, after July 1.

The letter is from Gilbert T. Walker to The Director of Kodaikanal & Madras Observatories requesting to inform whether the instruments- "Richard's Barograph" and "Do Thermograph" -are still in use at the Periyakulam Observatory and also the dates on which each of these instruments were brought into use at the observatory. The sheet also has the reply to it, which says the instruments were brought on 1st March 1901 and were still in use.