The letter is to Vipan regarding the roof of the spectroheliograph building, asking if the department could prepare an estimate for double corrugated sheeting and also giving a diagram of how the sheets are to be kept to allow free exit to hot air.

This letter was sent to T Royds instructing the observers to master the instructions and commence to send telegrams according to new method

The document was sent from the Director General of Observatories to Thomas Royds in 1913. The Director General of Observatories inquired about the order of the new screw for the Ponna micrometer in response to John Evershed's letter dated 18th August 1913.

The letter is from the Director, Kodaikanal & Madras Observatories, to the Superintending Engineer, 6th Circle, Trichinopoly, enclosing the copy of the letter from The Director General of Observatories sanctioning Rs. 175/- for erecting a verandah in front of the spectroheliograph building. And request that the work be taken up as early as possible.

The letter is to the Superintending Engineer, 6th Circle, Trichinopoly, acknowledging the receipt of letter No. 3743 and saying that there will be a delay in returning the countersigned plans and estimates as it has to be submitted to the Director General of Indian Observatories for approval.

This letter to the Superintending Engineer from the Director mentioning the return of the estimates for the painting the two domes of main building countersigned and also he noted that He had substituted "Lead white paint" instead of "Zinc white paint". He also mentioned about returning the estimate for painting of the spectroheliograph roof unsigned as that is unnecessary and only painting of sliding roof only of the spectroheliograph building may be taken up.

This letter to the superintending engineer about the Government approval for the construction of free quarters

This letter is to the Superintendent of Telegraphs from the Director regarding the condition of affairs Mr Newlands found at Lahore. It is evidence that the officer in charge of the Lahore office and not the time distribution system should be blamed.

This letter was written to the Superintendent Engineer from H.G. Nicholson, proposing a new building for the Kodaikanal Observatory to house the instruments transferred from the Poona Observatory.

The letter is from The Director, Kodaikanal & Madras Observatories, to The Sub-Division Officer, Kodaikanal, saying that the roof of the spectroheliograph building, main building, and anemometer tower have leaked and caused much damage during wet weather. He also says to provide an estimate for covering the spectroheliograph building with the best quality malthoid sheeting, the main building with "Armco" iron sheeting, and stoppage of all leaks in the roof of the anemometer tower.