10 cm houfnice vz. 28 10 cm houfnice vz. 28 The 10 cm houfnice vz. 28 (howitzer model 28) was a Czech howitzer used in limited numbers by the Yugoslav Army during World War II. The Yugoslavians ordered twenty houfnice vz. 28 guns which they referred to as the 100 mm M.28. Guns captured from Yugoslavia by the Germans were given the designation 10 cm leFH 317(j). The origins of the houfnice vz. 28 began in 1928 at the Škoda Works in Pilsen. The design attempted to combine the howitzer and mountain gun roles into one weapon. The houfnice vz. 28 combined a two-wheeled box
Type 100 submachine gun that was first delivered to the Imperial Army in 1942. Japan was surprisingly late to introduce the sub-machine gun to its armed forces — a few models of the SIG Bergmann 1920 (a licensed version of the German MP 18) were purchased from Switzerland in the 1920s. These were examined and copied, with was first delivered for service, used by Japanese marines during the invasion of Southern China. The Type 100 was typical of the class of simple, inexpensive, wartime submachine guns produced by all military powers—designed for maximum ease of production. It is based on a simplified Bergmann MP18,