This letter is from R. J. Pocock, Esq., Nizamiah Observatory, Hyderabad Deccan, to the address of Dr G. T. Walker, Director-General of Observatories, Simla, regarding the loan of one or two Chronometers From any of the Indian Observatories That have any to spare.

This is a letter from S. R. U. Savoor Deputy Director Madras Observatory to the Director General of Observatories Simla informing that there is no connection in practice between humidity of air and rate of Riefler clock as indicated by graphs.

This letter is from T. D. Berrington to the Director regarding the change in the duration of the time signal from 3 to 2 minutes.

This letter is from T. D. Berrington, Director General of Telegraphs, to the Director of Kodaikanal and Madras Observatories, Kodaikanal, regarding the inconvenience for the Alipore Observatory operating without regular time signals at 16 hours on Sunday and not object to discontinuing the service elsewhere.

This letter is from the Deputy Director of Madras Observatory to the Director regarding the distribution of the time signals observed by Mr Newlands.

This letter is from the Deputy Director of Madras Observatory to the Superintendent of Telegraphs, who said that he cannot alter time signals without the sanction of the Director.

This letter is from the Deputy Director of the Madras Observatory to the Director General of Telegraphs regarding the daily signalling of the time needs correction and to indicate for all telegraphists to signal at the time as sixteen and for all the officers to note the exact time and adjust their clocks accordingly.

This is a letter from the Director of Kodaikanal and Madras Observatories to the Chief Secretary of the Government of Madras in Ooty regarding arranging to send 4 PM signalling at the new standard time and explaining the difficulties they are facing.

This is a letter from the Director of Kodaikanal and Madras Observatories to the Meteorological Reporter to the Government of India and Director General of Indian Observatories, stating that the midnight telegraphic signal did not reach me until some time after the date on which they were to be sent.

This is a letter from the Director of Kodaikanal and Madras Observatories to the meteorological reporter to the government of India regarding a new clock for the Madras Observatory. It talks about the type,time and amount required for the making of the clock .