Scope and Contents Astronomical telegrams and letters relating to them, including correspondence with other observatories, General Post Office, Bureau des Longitudes, Professor Strömgren and the military authorities regarding proposed changes in discriminating astronomical information as a result of the First World War, and telegrams and letters relating to the sighting of comets, including Metcalfe's, February 1915 (which was eventually deemed to be an asteroid), Mellishe's, February 1915, Taylor's, December...

Scope and Contents (1) Correspondence regarding Commonwealth and colonial observatories, 1911-1935, including the following material:Correspondence regarding equipment for the Mount Faber Observatory, Singapore, 1928-1930, including a transit instrument and micrometer.Correspondence concerning the closure of the Apia Observatory, Samoa, by the New Zealand Government, 1919-1935.Correspondence on the supply and testing of a 4-inch transit instrument and clock for the Colombo Observatory,...

Scope and Contents Correspondence, official circulars and other papers regarding Royal Society council business:(1) Papers on council business, 1907-1935, including the Copley and Royal Medals, the Mackinnon Studentship, an astrographic chart, the need to establish a station for solar photography at an Australian observatory, the Royal Society receiving the Greenwich Time Signal, the new International Geodetic Association, the Bureau des Longitudes and the powers of Royal Society's national...