Field service regulations United States Army 1913 / Office of the Chief of Staff, War Department Field service regulations United States Army 1923 / prep. under the direction of the Chief of Staff Infantry drill regulations, United States Army : Special edition with interpretations by the President of the Tactical Board Signal book United States army 1912 training manual / united states army Basic signal communication : students manual for all arms training manual / united states army Basic signal communication : instructors guide and all arms training manual / united states army Telephone switchboard operator : students manual for all arms training manual / united states army Message center specialist : students manual for all arms : 1923 training manual / united states army field lineman : instructors guide for all arms training manual / united states army Telegraph operator : instructors guide for all arms : 1925 training manual / united states army Telegraph operator : students manual for all arms document / war department, office of the chief of staff Field service regulations, United States Army, 1914 / War Department, Office of the Chief of Staff