Correction to Pickering's reduction of the C. P. D. to the Harvard photographic system

Author(s):: Oosterhoff, P.T.

Published: 1944
Publication type: Article / Letter to editor

Date issued: 1944
Language: English
Publisher: North Holland Publishing Company
Is part of: Bulletin of the Astronomical Institutes of the Netherlands (1944), Vol. 10, p. 60
ISSN source: 0365-8910
hdl: 1887/6088