The letter is from Gilbert T. Walker to Charles Michie Smith regarding handbook of information about the department for the use of its officer and attached with this is a list of periodicals and annuals subscribed for or regularly received by Simla and Culcutta. Asking for list from Kodaikanal and Colaba

The letter is from Gilbert T. Walker to Charles Michie Smith regarding reproducing spectroheliograms at home. It states that a sanction would be required from the government and suggests including as many firms as possible with the approximate cost.

The letter is from Gilbert T. Walker to Charles Michie Smith regarding the list of publications received at Kodaikanal. It also requests for the list of publications for Madras.

This is a letter from Gilbert T. Walker Director general of observatories to the Director of Kodaikanal and Madras observatories informing that Rs.300 which was previously placed under the head of contingencies may be transferred under the head supplies and services

This Letter is from Gilbert T. Walker to the Director asking about an instrument arrived by 'Jumna' to report on the matter.

This letter from Gilbert T. Walker was sent to the Director General of Stores regarding a serious impediment to use the dividing engine and rust on the object glass of the microscope. He requested the Director to forward it via post for transmission to the Cambridge Scientific Instrument Company

The letter is from Gilbert T. Walker to the Director of Kodaikanal and Madras Observatories regarding Kodaikanal Observatory Bulletin. It is a request for two more copies of the Kodaikanal Observatory bulletin, and in future, 57 copies are required.

The letter is from Gilbert T. Walker to the Director of Kodaikanal and Madras Observatories regarding Kodaikanal Observatory Bulletin. It requests modifications to be made in the number of copies sent to Alipore to be made to 60.

The letter was about the salary given to P. R. Chidambara Ayer when he was working as the Meteorologist at Madras. The letter was written in 1920.

The letter is from Gilbert T. Walker to the Director of the Kodaikanal and Madras Observatories regarding the Annual reports of the Kodaikanal Observatory. It requests 54 copies of the annual report to be sent to Alipore and 6 to Simla.