The letter was sent to A. Bamford, who was the Superintendent Observatory, Colombo, as a reply to letter No. F M/567. The letter discussed the Great Trigonometrical Survey of India, Specifically the determination of the longitudes of the Madras.

The letter contains details of Kodaikanal's mean wind direction for 1912. The values from January to December are given in tabulated form. The report was prepared by Thomas Royds, Assistant Director, Kodaikanal Observatory.

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 was sent from Thomas Royds to Gilbert T. Walker, the Director-General of Observatories, giving information about mean wind directions taken from Kodaikanal Observatory. The letter was sent from Kodaikanal to Simla in 1914.

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.