Set, radio telegraph
Subtitle: type SCR-105
By: prepared in the Office of the Chief Signal Officer.
Contributors: United States. Army. Signal Corps.; United States. War Office.
Series: Radio communication pamphlet -- no. 25; W.D.D -- no. 1077; Document (United States. War Dept.) -- no. 1077.
Publisher: G.P.O.; [For sale by] the Supt. of Docs., G.P.O.
Published: 1921
Place of publication: Washington [D.C.]
Language: eng
Number of pages: 28
Subjects: Telegraph, Wireless -- United States.; Radio, Military -- United States.
Notes: "September, 1921."

"United States of America, War Office."