This is a copy of a letter from the superintending engineer VI circle requesting for the return revised of plans and estimates for the construction of engine house connected with the scheme of electrical installations at the Kodaikanal Observatory.

This is a letter from the director of Kodaikanal and Madras Observatories to the executive engineer madura special division. It states that a small shed is required at a distance of about 600 feet from the engine house for protecting the pump that supplies water to the generating plant and the observatory.

This Letter is from the Director, Kodaikanal and Madras Observatories to the executive engineer Madura special division on the assessment of the observatory building. In this letter the director is stating that the assessment on the observatory building adopted for water and drainage tax is the same as that which has been previously accepted for the house tax. These taxes were fixed after a lot of discussions in 1904 and was finally decided on a single sum being fixed for the whole of observatory buildings.

This font is regarding public works in Kodaikanal Observatory

This letter is from consulting Architect to Government ordering the sanction for the expenditure for Govt. Astronomer's residence and quarters for the members

Letter from T. Royds to Gilbert T. Walker regarding engraving in tablet about Takhat Singh Ji mentioning some changes and saying Evershed proposed to change some wordings. Also, enclose a copy showing spacing and large capitals.

This letter is from the Director of Kodaikanal & Madras Observatories to the Executive Engineer, Madura, regarding the plans and estimates for the bookbinder shed. He prefers the original plan to place the bookbinder in the present workshop and build a new workshop, as the mechanic's work on the anvil will disturb the observation work in the south dome. It also suggests that the verandah is only needed at the east and west sides of the workshop as if the verandah is at all sides, it makes the room dark, and that part of the eastern verandah should be enclosed to be used as smiddy.

This is the reply letter from the Director of Kodaikanal & Madras Observatories to the Executive Engineer, Madura, regarding the query about the type of marble to be used. In the letter, he mentions any marble is fine as far as it is free from iron; also states Carrara marble is as good as statuary marble.

In this memorandum the government had under consideration the question of constructing residential quarters for the officers of the Police Department and proposed the portion marked 'D' in the enclosed plan of the Madras Observatory

This letter informing estimate about the provision for wooden floors to the bedrooms also and for tiling the roofo the outhouses to the quarters