To be honest, I am not sure. My father is a history buff and has done work/research for a military museum in the past. This is how I have gained what knowledge I have about military equipment. Maybe someone else here has a better answer.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.