Drill regulations for signal troops 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 Signal communication 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 geschrift Aanbevelingen tot herziening van de samenstelling en werkwijze der Staten-Generaal : rapport van de Commissie-Witteman / Centrum voor Staatkundige Vorming schriftenreihe der bekennenden kirche Krieg, Kriegsdienst und Kriegsdienstverweigerung : nach der Botschaft des Neuen Testaments / Walther Bienert