Echo Boxes TS-270/UP, TS-270A/UP and TS-270B/UP. TM 11-1068. TO 16-35TS220-5 Office for Emergency Management : functions and administration Arctic manual / United States Army. Air corps : Volume 1 Arctic manual / United States Army. Air corps : Volume 2 Song and service book for ship and field. Army and Navy / ed. by Ivan L. Bennett, chairman of the editorial committee Uniforms of the United States navy 1900 - 1967 Manual for army cooks 1916 Army baker / prepared under direction of the Quartermaster General - United States Army Training Manual Uniform regulations : United States Marine Corps 1929 Uniform regulations : United States Marine Corps 1937 Drill regulations for machine-gun organizations, Cavalry. 1910 Cavalry notes / Prepared by Maj. Henry T. Allen