This letter is from the Director to the Chief Secretary and the Chief Secretary to the Adjutant General in India regarding firing the 8 PM gun at Fort St. George at Madras at Military expense and the General Officer Commanding the 9th Division (Secunderabad).

This letter is from the officer in charge to the Director of Kodaikanal and Madras Observatories regarding cooperation in taking simultaneous magnetic observations, which Dr. L. A. Nauer of the Carnegie Institution of Washington requested.

This is a letter from the superintendent madras division to the director of Kodaikanal and Madras Observatories regarding special attention paid to the matter of time signal and it being sent from Department office of at Madurai to the Observatory.

This letter is from the Superintendent of Telegraphs to the Deputy Director regarding time signalling.

This letter is from the Superintendent of Telegraphs to the Deputy Director regarding the signalling of time, which will be only for 2 minutes in future.

This letter is from the Superintendent of Telegraphs to the Director of the Solar Physics Observatory, Kodaikanal, regarding the two-minute time signals. The Deputy Director of Madras Observatory had been requested to send time signals from 15:58 to 16 hours.

The Superintendent of Telegraphs, Central Telegraph Office, Madras, has written to the Deputy Director, Madras Observatory, Madras, regarding the inconvenience faced by the Alipore Observatory in operating without regular time signals at 16 hours on Sundays. While there are no objections to discontinuing the signals elsewhere, it has been decided that they shall not be sent to any office on Sundays, starting from June 6, 1909, except to the Alipore Observatory.

This is a letter from the superintendent, observatory for surveyor general to the director of Madras Observatory to enquire about the value of 5hr.20mts.59.6secs.

This is a letter from W. C. S. Ingles to the director general of observatories requesting for a expert instrument repairer for the purpose of overhauling and if necessary for repairing a mean time clock.

This letter was sent to Dr Thomas Royds regarding the difference between the Calcutta and Madras times as determined from the 4 PM roll.