Washington, DC: Bureau of Aeronautics / Department of the Navy / Government Printing Office / GPO, 1951. Soft cover. Item #48176
Contains approximately 5,500 individual references. Organized in sections such as biology, botany, geology, climatology, soverenty, whaling, etc. 147 pages with index plus three folded plates in the rear pocket. Bound in original green thick paper covers printed in black with tan paper spine. A near fine copy.