The book contains the meridian circle reductions taken from the Madras Observatory. The observation table contains the values of North Polar Distance and Right Ascension for the celestial objects in 1883.

The book contains the meridian circle reductions taken from the Madras Observatory. The observation table contains the values of North Polar Distance and Right Ascension for the celestial objects in 1863

The book contains the meridian circle reductions taken from the Madras Observatory. The observation table contains the values of North Polar Distance and Right Ascension for the celestial objects in 1881.

The book contains the meridian circle reductions taken from the Madras Observatory. The observation table contains the values of North Polar Distance and Right Ascension for the celestial objects in 1883.

This is a letter from the Director of Kodaikanal and Madras Observatories to the Meteorological Reporter to the Government of India and Director General of Indian Observatories, stating that the midnight telegraphic signal did not reach me until some time after the date on which they were to be sent.

This is a letter from the Director of Kodaikanal and Madras Observatories to the Meteorological Reporter to the Government of India and the Director General of Indian Observatories regarding the new standard signalling time arrangement. The Government of Madras has also accepted the standard time for local signals.

This letter is from T. D. Berrington, Director General of Telegraphs, to the Director of Kodaikanal and Madras Observatories, Kodaikanal, regarding the inconvenience for the Alipore Observatory operating without regular time signals at 16 hours on Sunday and not object to discontinuing the service elsewhere.

The Superintendent of Telegraphs, Central Telegraph Office, Madras, has written to the Deputy Director, Madras Observatory, Madras, regarding the inconvenience faced by the Alipore Observatory in operating without regular time signals at 16 hours on Sundays. While there are no objections to discontinuing the signals elsewhere, it has been decided that they shall not be sent to any office on Sundays, starting from June 6, 1909, except to the Alipore Observatory.

This is a reply letter to T. Royds stating the length and width of the morse tape required for chronograph

This letter was about receiving the time signal from some intermediate station considered useless.