From nebula to nebula
Subtitle: or, The dynamics of the heavens, containing a broad outline of the history of astronomy, a general summary of its achievements, a synopsis and criticism of recent cosmological theories, and especially an expansion of the principle of universal gravitation to the solution of many cosmic problems heretofore deemed insoluble
By: by George Henry Lepper...
Edition: 4th ed., rev. and enl.
Publisher: Priv. print. [Pittsburgh printing company]
Published: 1919
Place of publication: Pittsburgh, Pa
Language: eng
Number of pages: 401