The David Dunlap Observatory
Subtitle: the first fifty years 1935-1985
Publisher: University of Toronto
Place of publication: Toronto
Language: eng
Number of pages: 17
Notes: Note on back page, "This booklet was prepared on the occasion of the fiftieth anniversary of the David Dunlap observatory, May 31, 1985.  Its publication was made possible through grants from the Faculty of Arts and Science, the Office of the President, and University College, University of Toronto".