Thomas Royds wrote this letter to inform the Director General of Observatories that he had joined as the Director of Kodaikanal and Madras Observatories on August 3, 1913. It was sent from Kodaikanal in 1913.

This letter was about the speech given by Dr. Bappu at IAU-2nd Asian Pacific meeting in Astronomy, Bundurg, Indonesia, August 25-29, 1981. He appreciated the progress of Indonesia in astronomy and its interest to do more.

This letter was about an elaborative lecture given by M. K. Vainu Bappu on scientific development in India and the contribution of India's eminent personalities. The role of astronomy and the key areas that astronomical celebrities have contributed to in India and the World.

This letter is about receiving two dark glasses which are not fit for eyepieces because it was too large

The letter is about the spectroheliograph building.

The letter is a reply to letter no. 2741 E stated that the pump house is only 6' * 6' and doesn't have space for a belt drive, suggesting a rotary pump for the motor drive. The second sheet is the plan of the motor house.

This letter asks for sending an ordinary telegram as the eight-column decimal Comptometer has been received and the bill has already paid or not

This letter asking for the proposal of 'expensive grates' and a reasonable size of a fireplace.

This letter is discussing there will be some difficulty with 12th readings of cloud motion meteorological observations on holidays unless some special arrangement is made

The letter was written by E. C. J. Bond, the officer in charge No. 18 party (Magnetic), Survey of India, to the Director of the Solar Physics Observatory, Kodaikanal. E. C. J. Bond has mentioned some suggestions to the magnetic observers to get accurate values during the observations. It was written in 1920 in Dehra Dun.