This letter is from the sub-Division Officer, PWD, Dindigul, to the Ag: Director, Kodaikanal & Madras Observatories, regarding the rain gauge pillar that is already at Periyakulam, the sanctioned Rs.140 for the works and the materials arrived.

The letter is from Charles P. Butler, Ag: Director of Kodaikanal & Madras Observatories, to the Executive Engineer, Madura, requesting to authorize the erection of a new rain-gauge pillar in the Thermometer Shed at Periyakulam. He also gives information on the pillar.

The letter is from Charles P. Butler, Ag: Director of Kodaikanal & Madras Observatories, to The Sub-Divisional Officer, Public Works Department, Dindigul, requesting to arrange with the officer in charge at Periyakulam for collection of sufficient materials for building one small standard base for rain-gauge in the compound of Taluk Cutchery. He wishes that the arrangements be made by when he goes down to Periyakulam And requests to inform him when the preparations are ready.

The letter is from offg. Director General of Observatories to Charles Michie Smith regarding the observation taken by the brother of the observer, the resignation of the observer, and asking to supply a statement of changes to be made and a copy of the charge list.

The fond contains correspondence related to the Periyakulam Observatory.

The letter is from Solar Physics Observatory to P. N. Sankarakrishna Aiyar, Meteorological Observer, Periyakulam, informing about the closing of Periyakulam Observatory at the end of that month under the instructions of the Director General of Observatories and also the observer's services will be disposed at the end of a month from that day.

The letter is from Gilbert T. Walker to Charles Michie Smith asking about the dismissal of the Periyakulam as the performance of the observer was unsatisfactory, like tampering with the records. He asks to reply in a short wire by telegraph.

The letter is from the Acting Collector of Madura to the Director of Kodaikanal & Madras Observatories requesting to instruct the officer in charge of the Periyakulam Observatory to hand over the rain gauge to the Tahsildar of Periyakulam.

The letter is from Charles P. Butler Ag: Director of Kodaikanal & Madras Observatories to the Executive Engineer, Madura, requesting to supply a set of stones mentioned in the letter for the use of the assistants and peons of the Kodaikanal and Periyakulam Observatories.

The letter is from offg. Director General of Observatories to Charles Michie Smith regarding the mistakes in the observation from Periyakulam and the charge list. It also encloses the list of instruments in Periakulam Observatory with the name of their makers and condition when it was handed over from Ag: Observer to Observer