Original British WWII Japanese-Issued International Schermuly Pistol Rocket Apparatus Rescue Line Thrower Set in Case - Missing Rockets Japanese Guns & Ordnance though there are numbers and

though there are numbers and crossed out numbers on other parts of the display gun

which was very common during the Civil War Era

943 riflemen and officers

Nicely marked on the right side with the magnification information:

Jack was credited with sinking 76

Original British WWII Japanese-Issued International Schermuly Pistol Rocket Apparatus Rescue Line Thrower Set in Case - Missing Rockets Japanese Guns & Ordnance though there are numbers andOriginal Items: Only one set available. William Schermuly 1857 1929 was one of the fathers of modern rocketry. He had served aboard vessels at sea and knew of how many lives were lost each year due to shipwrecks. He invented several different line throwing devices, some of which were used in WWI for such things as throwing telephone lines from trench to trench while under fire. But, the British Admiralty still didnt see a need for his line throwers.