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 sub divisional officer to the Director of the observatories for estimation of a latrine to observatory

This letter is from Sub-division officer Kodaikanal to executive Engineer Madura regarding repairs to the observatory buildings. It states that the inspection of the observatory building have come to the conclusion with consultation from the Director. It states the further changes to be made in regards to repairs.

This is a letter from Solar physics observatory Kodaikanal to Gilbert T. Walker regarding building a new roof. It explains about the issues the roof has now and concludes with the fact that a new roof has to be built before long due to the corrugated sheeting and leakages caused thereby

The 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.

Letter from the Secretary of the Science Section of the Coronation Exhibition, 1911 of the Art, Industries and the Resources of the British Empire to the Director, Royds of the Madras Observatory regarding the suggestion of Prof. Milne, F.R.S that the director should be written to with a view of forwading the copies of any seismograms of earthquakes, photographs of the effects of the earthequake.

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.

This letter was about the latitude and longitude of Perambur and the delimitation at St. George.

This letter is from the Officer in Charge to the Director regarding the declination Magnetograph disinflation for overhauling and readjustment. He also asked to send the Barrackpore Magnetograph or any other available fine phosphor bronze fibre.