This letter was sent to the Director General of Observatories, Simla, about instructing the observers to despatch weather telegrams. Here, it's also mentioned that all readings would have the instrumental corrections applied as in the ordinary telegram.

This letter was written to the Director General of Observatories, Simla, from Kodaikanal, regarding the requirement for new buildings for Poona instruments. This letter mentioned the instruments' names like the 20-inch Equatorial Reflector, Poona revolving dome, 8-inch lens and siderostat, 6-inch Cooke photovisual equatorial and detailed requirements for constructing buildings for those instruments.

This letter to the Director General of Observatories, Simla from Rai Bahadur Bishun Svarup directing to request to send a copy of a type plan or approved design for a small observatory with a revolving dome about 18' or 20' diameter showing mounting for the dome and revolving gear etc.

This letter is to the Director general of observatories to retransmit to Government the plan and estimate for Rs. 360 for constructing latrine with a data statement for calculation of rent to the photographic assistants quarters

The letter is to The Director General of Observatories, Simla forwarding a plan and an estimate for re-roofing the spectroheliograph building and saying its necessity to prevent the rise in temperature.

The letter is to the Director General of Observatories, enclosing a list of instruments used in the Kodaikanal Observatory.

This letter was sent to the Director from the president , District board stating for constructing a culvert

A letter to the Director from the chairman of kodaikanal municipal council about the unsatisfactory design of latrine at the new photographic assistant quarters

This letter was sent to the Director from S B Murray forwarding the counter signature and return a revised estimate amounting to Rs 430 for replacing the damaged floor and roof timbers in the Director's quarters at Kodaikanal Observatory.

This letter to the Director from M. Brown forwarding the estimate Rs. 2850 for constructing quarters for the photographic assistant in Kodaikanal