The item is a circular from the Meteorological Department describing the rules fixing and use of Symon's Raingauge.

This Letter was sent to the Director of Kodaikanal and Madras Observatories regarding a box containing a rain gauge 5" diameter and an Anemometer

The document is a letter from Charles P. Butler to the Sub-Collector of Dindigul about submitting rainfall returns.The letter was a reply to the Sub-Collector of Dindigul in response to the inquiry about the rainfall returns daily, weekly, and monthly.

The item is a letter to inform Deputy Tahsildar, Kodaikanal that rainfall returns daily, weekly, and monthly have been sent to the collectorate as per the request of the Collector.

The letter was from Charles P. Butler to John Eliot, the Meteorological Reporter to the Government of India and Director General of Indian Observatories, Simla, in 1903 about the broken-down condition of the fencing of rain gauge at Periyakulam station.