Micrometrical measures of nebulæ 1905 to 1910
By: by Jermain G. Porter ...
Series: Publications of the Cincinnati Observatory.; 17
Publisher: Pub. by authority of the Board of Directors of the University
Published: 1910
Place of publication: Cincinnati
Language: eng
Number of pages: 72
Subjects: Nebulae.
Notes: On cover: University of Cincinnati.