Handbook of the Colt automatic machine gun model 1919, Colt automatic machine rifle model 1919, Colt aircraft machine gun model 1919 Fieldcraft, sniping and intelligence / by N.A.D. Armstrong Guide to war certificate "A" : Outdoor exercises on fieldcraft and section leading / Brian M. Forrest army cadet force Fieldcraft for cadets Power supply selenium rectifier type for aircraft servicing and for starting aircraft gas turbine engines : Navy Contract NOs-66941 / Navy Department home guard fieldcraft manual / J. Langdon-Davies Antiaircraft matériel for machine guns : service handbook / prep. by the Office of the Chief of Ordnance, November 1919 Instruction manual for a cathanode anticorrosion system using lead-platinum anodes : installed on Royal Netherland Navy Destroyers Class B / [Lockheed Aircraft Service Company] Guide to war certificate "A" / Brian M. Forrest : Vol. 1: Précis of lectures on fieldcraft and section leading Guide to war certificate "A" / Brian M. Forrest : Vol. 3: Outdoor exercises on fieldcraft and section leading Guide to war certificate "A" / Brian M. Forrest : Vol. 2: Sand table schemes on fieldcraft and section leading