Vacuum-tube circuits / by Lawrence Baker Arguimbau Bericht über einen Aufenthalt in den Vereinigten Staaten mit besonderer Berücksichtigung der Straf- und Erziehungsanstalten / von Hans Kellerhals u.s. army training manual Studies in citizenship for recruits / War Department , Adjutant General Office Military government Enforcement for traffic safety / National Safety Council Essentials of infantry training : a text especially prepared for the study, training and examination of enlisted men, for use by instructors Salt bath quenching processes / by Harold J. Babcock marine corps historical reference pamphlet brief history of the 2d Marines / Rev. by Robert J. Kane marine corps reference pamphlet brief history of the 1st Marines / by John H. Johnstone marine corps reference pamphlet brief history of the 3rd Marines / by Benis M. Frank naca wartime report Wind tunnel tests of air inlet and outlet openings on a streamline body / by John V. Becker Ford tractor data book : Fordson to the hundred series / J.J. Creighton