Original British WWII Schermuly Pistol Rocket Apparatus U.S. Ordnance and comes complete with a

and comes complete with a brown helmet net

Roger Moore

W means but most likely they are the foundry initials that cast the bell

This  carbine is nicely marked on right side of the lower receiver (partly removed when a screw was added):

For the first time these are offered with steel mounted leather scabbards

Original British WWII Schermuly Pistol Rocket Apparatus U.S. Ordnance and comes complete with aOriginal Items: Only one set available. William Schermuly 1857 1929 was one of 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.