On the colours of some stars of spectral class between Oe5 and A3

Author(s):: Hertzsprung, E.

Published: 1923
Publication type: Article / Letter to editor

Date issued: 1923
Language: English
Publisher: North Holland Publishing Company
Is part of: Bulletin of the Astronomical Institutes of the Netherlands (1923), Vol. 1, p. 217
ISSN source: 0365-8910
hdl: 1887/5751