15 cm hrubá houfnice vz. 25 15 cm hrubá houfnice vz. 25 The 15 cm hrubá houfnice vz. 25 (Heavy howitzer model 25) was a Czech heavy howitzer used in the Second World War. It was taken into Wehrmacht service as the 15 cm sFH 25(t). Slovakia had 126 in inventory. Intended to replace the various Austro-Hungarian heavy howitzer that the Czechs had inherited, they began a program to develop a new howitzer shortly after achieving independence in 1919. It didn't reflect many of the lessons of World War I as it retained a box trail and wooden wheels suitable only for horse traction. Its carriage
87 mm light field gun M1877 87 mm light field gun M1877 87-mm light field gun M1877 () was a field gun utilized in Russo-Japanese War, World War I, Russian Civil War and a number of interwar period armed conflicts with participants from the former Russian Empire. The gun was initially developed by Krupp, but was also produced in the Russian Empire. Russian-manufactured pieces differed from the German-manufactured ones in breech type and construction elevation mechanism. The gun lacked recoil mechanism. In addition to the standard variant, a lightweight version was produced. It had shorter barrel (18 calibers), which resulted in reduced muzzle velocity (412 m/s)