Proper motions for eighty wide double stars
By: by Willem J. Luyten
Series: Publications of the Astronautical Observatory, University of Minnesota -- v. 3, no. 12
Publisher: Astronomical Observatory, University of Minnesota
Published: 1963
Place of publication: Minneapolis
Language: eng
Number of pages: 12
Subjects: Double stars; Stars; Proper motion
Notes: "Report on contract nonr 1892 (00)"

Cover title.