the grosset all-color guide series Guns / by Frederick Wilkinson. Illustrated by Michael Shoebridge Bofors. 40mm A.A. field automatic gun L/60, Sight Bofors. 10,5cm anti-aircraft field gun L/50 Bofors. 20mm automatic field gun L/70 M/49 (PR-1-151, 152) Bofors. 40-mm automatic anti-aircraft gun L/50 on self-propelled track carriage Bofors. 75mm mountain gun L/22, 6,5/470 Bofors. Ammunition for 40-mm Aut. A.A. gun M/36 am M/48 Bofors. 10,5 cm anit-aircraft field gun L/50 Bofors. Bofors 40mm automatic gun L/70 on field mounting Bofors. AB Bofors Technical Manual for 40mm A.A. Gun L/70 on field mounting early development of gunpowder and guns in China: a re-appraisal / Kay Douglas Smith Schuilplaatsen van Woody Gardiner / Frank Gunning
