Scope and Contents (1) Miscellaneous foreign observatoriesLetter from R. Atkinson to Colonel Gerado Dianderas, Peru, regarding equipment for the proposed Arequipa Observatory, 1946.Correspondence with the Hong Kong Royal Observatory regarding time signals, 1946.Letter from S. Jarocinski, Warsaw, to Sir Howard Grubb, Parsons and Co. Ltd, regarding the Babia Góra Observatory, 1937.(2) Miscellaneous British observatoriesLetters from E.M. Lindsay, Armagh Observatory, to Sir...

Scope and Contents (1) Miscellaneous correspondence and related material concerning the Nautical Almanac Office. There are papers regarding staff finance, including concession passes issued to staff, salaries, reference sheets and data supplied by the N.A.O. to H.G. Barker, Secretary and Cashier for the Royal Observatory, for making payments. There is also correspondence regarding Hollerith equipment for the N.A.O.; telegrams from the Colonial Office regarding Greenwich Mean Time and British Summer Time in the...