New general catalogue of double stars within 120̊  of the North Pole
Contributors: Doolittle, Eric, 1870-1920
Series: Carnegie Institution of Washington.  Publication, no. 417, v. 1-2; Carnegie Institution of Washington publication -- 417, pt. 1-2
Publisher: Carnegie Institution of Washington
Published: 1932
Place of publication: Washington, D.C
Language: eng
Subjects: Double stars.