00812cam a22002531 4500 war14000123 DLC 20260227112810.0 841016s1914 dcuaf f000 0 eng war14000123 (OCoLC)11269332 DLC TM DLC premarc UG573 .A65 1914 UG573 .A65 1914 Copy 3 Copy 3. United States. Army. Signal Corps. Signal book, United States army. 1914. Washington, Govt. print. off., 1914. 88 p. illus., 2 col. pl. 16 cm. Cover pockets for notes and memoranda. War dept. doc. no. 464. United States. Army Communication systems. George Fabyan Collection (Library of Congress) DLC 92239 92239