Instructions for using heliograph of Signal Corps, U.S. Army, authorized by G.O. No. 99, 1888, amended by G.O. No. 59, 1889, and G.O. No. 32, 1896, Headquarters of Army, Adjutant-General's Office.

Bibliographic Details

Corporate Author:	United States. Army. Signal Corps
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1897.
Subjects:	Measuring instruments. Signals and signaling. Electronic books.
Online Access:	Connect to the full text of this electronic document