The letter was an order from the Director General of Observatories regarding the upcoming telegrams communication. It informs that all the telegram communications of the Telegram Office, Government of India, were advised to forward to O. H. M. S. weather message forms.

The letter was discussing about the simple methods deviced for daily weather telegram

The letter is from I. S. Bowen, Director, Mount Wilson and Palomar Observatories to M. K. Vainu Bappu, Harvard College Observatory, Cambridge informing that Dr. Vannevar Bush, President of the institution, has approved his appointment as a fellow of the Carnegie Institution of Washington for a period of one year with a grant of $3000.

This letter was sent to the Director forwarding the undermentioned volume of the International Scientific Catalogue and to request the favour of an acknowledgement

This letter is from the Director to the Director General of Observatories, Alipore forwarding the indent of stores for the year 1910-11. Here he enclosed the specifications regarding the optical instruments intended for

This letter is from the Director to the Honorary Secretary of Asiatic Society of Bengal, Calcutta to acknowledge the receipt of a copy of Vol. E (astronomy) of the International catalogue of Scientific Literature 6th annual issue

This letter is from the Director to the Honorary Secretary of Asiatic Society of Bengal, Calcutta to acknowledge the receipt of a copy of Vol. E (astronomy) of the International catalogue of Scientific Literature 4th annual issue

This is a letter from L. Robertson to the Home Department, Simla referencing the memorandum, the undersigned was directed to request that a copy of Volume E on Astronomy in the International Catalogue of Scientific Literature which may in future be supplied annually to The Director

This letter from the Director-general of stores to the Meteorological Reporter to the Government of India & Director General of Indian Observatories for a demand made under item 131 for a turning lathe at an estimated cost of Rs. 150

This is a letter from the Director of Kodaikanal and Madras Observatories to the Director General of stores India office, London stating that the current electric supply to both Kodaikanal and Madras is entirely from Primary batteries