Introduction to astronomy.
Contributors: Woodruff, Julian Leverie, 1894-; Hyatt, Delwyn, 1898-; United States Naval Institute.
Publisher: United States naval institute
Published: 1941
Place of publication: Annapolis, Md
Language: eng
Number of pages: 50
Subjects: Nautical astronomy.
Notes: A revised and enlarged edition of a similar pamphlet published in 1940 under title, Nautical astronomy.  Prepared by Commander J. L. Woodruff, and Lieutenant Delwyn Hyatt, under the direction of Commander K. J. Christoph, head of the Navigation division [United States Naval academy]  cf. Pref.