The four great eras in modern astronomy.
Subtitle: A paper read at the meeting of the American association for the advancement of science, and extracted from their proceedings at Indianapolis, Ind., August, 1871.
By: By Jacob Ennis ...
Publisher: Press of J. Wilson and son
Published: 1872
Place of publication: Cambridge
Language: eng
Number of pages: 21
Subjects: Nebular hypothesis.
Notes: "Works on these subjects by the same author": 1 leaf at end.