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This fond contains official letters related to Charles P. Butler during 1903-1904. It includes communications with the Meteorological Reporter, the Government of India and Director General of Indian Observatories, Simla, and the Officer Commanding Royal Engineers, Madras.

This fond contains items related to the Distribution list of publications of Kodaikanal Observatory

The letter was from Charles P. Butler toJohn Eliot, the Meteorological Reporter to the Government of India and Director General of Indian Observatories, Simla, in 1903. This reply letter states that it was impossible to take one of the present solar physics observers from duty and devote him to magnetic work.

The letter was from Charles P. Butler to the Officer Commanding Royal Engineers informing him that the nearest railway station where recent magnetic declination observations were made is Perambur Station, located 4-5 miles from Fort St. George. He provided the latitude, longitude, and magnetic declination for this location.

The document is a letter from Charles P. Butler to Gilbert T. Walker, the Meteorological Reporter to the Government of India and Director General of Indian Observatories, Calcutta, in 1903. The document conveys that the Kodaikanal Observatory had received the case containing eight thermometers and one rain glass for five gauges that the meteorological department had delivered.

The letter is from Charles P. Butler, Ag: Director of Kodaikanal & Madras Observatories to the Agents for Government Consignments, Madras, replying to his letter No. 2844, returning the receipt for the dividing machine with the clause inserted and installed as suggested. He also says the damage might have been caused during the carriage of the case up the hill from Periyakulam, asking whether he should claim it against the carrying company or if their Department will deal with it. He suggests instructing the Director General for stores to insist on all bright steel parts of delicate scientific instruments being heavily tallowed by the consignors as part of the packing specification.

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 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. The letter is about increasing the power of the apparatus used for sun-spot spectra of Kodaikanal Observatory.

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.

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 on giving the information requested by professor Birkeland on photograms.