The letter from G.T. Walker to the Director of Kodaikanal Observatory enclosing 'the letter is from P. Hawkins to the Director General of Observatories' with reference to the letter from the Department of Revenue and Agriculture informing that the Government of India has sanctioned the proposed expenditure of Rs.260/- on the improvement of 3rd Assistant's quarters at the Kodaikanal Observatories. He also informs about the three estimates submitted to the Madras Government for sanction.

This is a letter from Gilbert T. Walker, Director general of observatories to the Director Kodaikanal and Madras Observatories sanctioning the plan and estimate amounting to Rs.175 for erecting a verandah in front of the Spectroheliograph building in Kodaikanal Observatory.

The letter is from Gilbert T Walker, Meteorological Reporter to the Government of India and Director-General of Indian Observatories to the Director, Solar Physics Observatory replying to letter No. 526 of 24 Sep 1904 and returning the plans and estimate of Rs.6300- for new dome of photoheliograph it also say about other modification mentioned in the previous letter.

This letter is from Gilbert T. Walker to the Director of Solar Physics Observatory, Kodaikanal regarding forward of the glass object via post to the Director General of Stores, London enclosing the a copy of a letter

The letter is from Gilbert T Walker, Meteorological reporter of the government of India and Director General of Indian observatories, to the Director of Solar Physics Observatory, informing that the Government of India is unable to accept the liability to provide grinding stones, stone mortars, and stone mills as part of the fixtures of a house constructed and maintained at public expense.

The letter is from Gilbert T Walker, Meteorological reporter of the government of India and Director General of Indian observatories, to the Director General of stores, India office Whitehall, London. The letter is informing that an evershed spectroscopy that recently arrived at the Kodaikanal Observatory is in badly damaged condition and it has been forwarded for necessary repairs.

The item is a letter from Gilbert T. Walker to the Meteorological Reporter to the Government of Madras regarding the observation forms used at Kodaikanal Observatory. The letter inquires why form F and not form A was utilised to record the observation at the Kodaikanal Observatory.

This letter is from Gilbert T. Walker to the Secretary to the Government of India asking for assistance from the Government in securing the loan for the Kodaikanal Observatory of a prism, which was in charge of the Joint Permanent Eclipse committee of the Royal Society and the Royal Astronomical Society.

The letter is from Gilbert T. Walker to the superintendent of meteorological Observatory regarding the telegraphic address. It states that the telegraphic address for the meteorological observer has been registered as weather.

The letter is from Gilbert T. Walker to the Director Kodaikanal informing about enclosing a copy from the Finance Department sanctioning thr transfer of the observer's house at Periyakulam together with its site to the Govt. of Madras free of cost.