1.

図書
図書
1. Observations of colour temperatures of stars at the Royal Observatory, Greenwich in the years 1926-1938 : Volume II: Relative Gradients/ under the direction of Sir Frank Dyson
Royal Greenwich Observatory
出版情報: London : H.M.S.O., 1952
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2.

図書
図書
2. Observations of lunar occultations for the years 1943 to 1947
reduced by H. M. Nautical Almanac Office, compiled and discussed by Flora M. McBain
出版情報: London : H.M.S.O., 1952
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