men-at-arms series German military police units 1939-45 / text by Gordon Williamson ; colour plates by Ron Volstad wehrmacht illustrated Halbkettenfahrzeuge : German half-track vehicles 1939-1945 / [by] J. Williamson ; drawings by Kenneth M. Jones men-at-arms series German army elite units 1939-45 / Gordon Williamson ; illustrated by Ramiro Bujeiro elite series U-boat crews : 1914-45 / Gordon Williamson ; ill. by D. Pavlovic last bastion / Kristin Williamson
