The mitraillette is a real institution in Belgium. Its name in French varies depending on the region - it can be called 'spécial', 'pain-frites', 'routier', 'mitraillette' or other names. But the principle remains the same: it is a baguette containing meat, lots of fries and a good helping of sauce.
General Pershing's Diary, Meuse-Argonne, Over There, Explore, Echoes of the Great War: American Experiences of World War I, Exhibitions at the Library of Congress
Five Ill-Conceived Weapons From World War II
MP 18, Military Wiki
Before Gatling – Who Was The First To Invent A Rapid-Fire Gun?
World War I and Interwar - Mr. Beem's Social Studies
28 Must-Eat Sandwiches From Around The World - CBS Miami
28 Must-Eat Sandwiches From Around The World - CBS Miami
Interwar period - Wikipedia
History – Page 2 – Vintage Airsoft