This letter to the Executive Engineer of Madura from the Director of Kodaikanal and Madras Observatories for consulting architect to the Government of Madras to furnish the original dorms but he lent it to the sub divisional officer when he was preparing plans for the new domes and also he mentioned it was not like several other plans lent been returned to him.

This letter was sent to the executive engineer from Michie Smith to acknowledge with thanks the receipt of the plans and estimates for the photographic assistant quarters

This letter is to the executive engineer from John Evershed approving the plan and estimates amounting Rs. 2850 for constructing free quarters for the photographic assistant of this observatory

The letter is to The District Medical & Sanitary Officer, Madura, from the Director of Kodaikanal Observatory requesting to examine A. Y. Subrahmanya Aiyer and certify his fitness for entertainment in the public service as the third assistant of the Solar Physics Observatory, Kodaikanal.

This letter was sent to the Director-General of Observatories, Alipore, Calcutta, from John Evershed, about the anemometer reading at Leh on the 31st December 1920, which was 5.5 miles.

Letter to the Director-General of Observatories regarding the specification of a new Micrometer for the Madras Transit Instrument

This letter was sent to the Director, Meteorological Office, South Kensington, London, asking for a circular letter for cooperation in magnetic observations with the Australian Antarctic Expedition. The director of KSO forwarded this letter to the Officer-in-Charge of the Magnetic Survey of India.

This letter sent to the Director, asking to send complete IF registered to Shimla direct and not to Calcutta beginning from the register for the month of April 1923.

This letter to the Director with reference to annual indent for stores from England for 1905-06 with the favour of an expression of his opinion regarding the cost of the lathe asked for the Director-General of Stores in para 3

This letter to the Director to acknowledge the receipt despatch of the daily barograph by L. Casella