Determinations of effective wavelengths of stars
Subtitle: made at the Royal Observatory, Greenwich in the year 1920 to 1925
By: under the direction of Sir Frank Dyson.
Contributors: Dyson, Frank Watson, 1868-1939.
Publisher: H.M. Stationery Off.
Published: 1926
Place of publication: London
Language: eng
Number of pages: 58
Subjects: Stars -- Spectra.
Other titles: Wave lengths of stars
Notes: At head of title: Supplied for the public service.