schiffer military/aviation history U.S. combat helmets of the 20th century mass production / Mark A. Reynosa Bubble Sextant : mark IX. Compendium of British and German regimental markings / comp. and ed. by Gordon Hughes and Chris Fox History writ in steel : German police markings, 1900-1936 / L. Donald Maus ; foreword by Joe Wotka Old French Plate; Its Makers and Marks Range Targets : wrecks & relics / Mark Khan
