army regulations. military school Signal corps school / War Department army regulations. military school Signal corps school / War Department field manual Organizations and operations in the corps, army, theater of operations and GHQ / Prepared under direction of the chief signal officer field manual Signal operations in the corps and army field manual Signal organizations and operations in the armored division and armored corps / prepared under the direction of the chief signal officer Drill regulations for field companies of the signal corps (provisional) Radiotelegraphy U.S. signal corps 1914 field manual Organizations and operations in the cavalry division and cavalry corps / Prepared under direction of the chief signal officer manual Electrical instruments and telephones of the U.S. signal corps : revised 1910 manual Regulations for United States military telegraph lines / U.S. Signal Corps
