The letter is from Messrs Grindlay & Co to the Director of Kodaikanal and Madras Observatories regarding Invoice of publications. The invoice is attached with the letter.

The item is a black and white photograph of Prof. Meghnad Saha's visit to the Kodaikanal Observatory in 1945. He was a member of the planning commission set up in 1937, and he is an Indian astrophysicist who is remembered for his theory of thermal ionization.

The album contains photos of Prof. B. V. Sreekantan's visit to Hoskote for land inspection.

Letter from Thomas Royds to Director General of Observatories requesting government order referred to the letter received from Executive Engineer, Madura Special Division.

The item was a handwritten letter by John Evershed, past Director of Solar Physics Observatory, Kodaikanal, to Thomas Royds in which he informs aboout his leave and do not know when he will return.

Through this letter, John Evershed, past Director of Kodaikanal and Madras Observatories, reported to The Director General of Observatories, Simla, that Thomas Royds had returned to duty on the forenoon of 4th August 1919.

Letter from Chief Auditor, South Indian Railway Co., Ltd. to Thomas Royds, Director, Kodaikanal & Madras Observatories on the remittance of money that was due against the consignments of Kodaikanal Observatory Office. Each category's specific payment amount is also noted individually.

The item provides information about the king's message on the peace treaty signing in 1919. This formal act brings to its concluding stages the terrible war that devastated Europe and distressed the World.

The printed card contains information about the recommendation to the developer for studio and hand camera work.

The handwritten document was an explanatory memo by John Evershed, signed in 1918. A. A. Narayana Ayyar was the 3rd Assistant of the Solar Physics Observatory, Kodaikanal, from 1913 to 1918. During that period, he also served as the 2nd Assistant of the Observatory for more than one year. The memo was about the approval of the allowance provided to A. A. Narayana Ayyar for the service as 2nd Assistant. The exact dates during which he acted as the 2nd Assistant of the Observatory are also mentioned in the document.