The letter is from The Director of Kodaikanal & Madras Observatories to The Collector of Madura informing that the Periyakulam Observatory will be closed at the end of the month and hence, he will not be able to continue the rain registration after the date.

A letter from the Director to the Director General of Observatories stating that the cheaper of the two classes of wedges offered by Hilger is quite good enough for the purpose for which they were required

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 Director to Meteorological Reporter to the Government of India & Director General of Indian Observatories replying to letter 1796/s dated 24th August, 1905 mentioning that he will take necessary steps to have list of the instruments in the Madras Observatory included in future reports

Letter from the Director to Gilbert T. Walker regarding the tabulations of the thermograph, barograph and sunshine recorder are to be stopped. However, the instruments may be retained in action, which records were sent to his Calcutta office.

A letter from the Director stating the change in focal length of the lens in question is not likely to be found seriously objectionable, if the lens proves satisfactory in other respects

Letter from the director of the Geological Survey of India to the director of Kodaikanal Observatory, Evershed asking for the copy of the seismographic records taken at the Madras Observatory taken on 23rd May 1912

The letter is from the Director of the Geological Survey of India regarding their publications. It states that some publications on the geological study have been forwarded with the letter.

The letter is from the Director of the Geological Survey of India regarding Publications of the geological survey of India. It states that some geological survey publications are forwarded with the letter. The list of the publications is mentioned in the letter.

The letter is from the Director of Telegraph Engineering to the Director of Kodaikanal Observatory requesting to provide the magnetograms of any terrestrial magnetic storm of 22nd and 23rd March 1920. And the reply to it from the Director.