[schurmann]

http://smallarmsreview.com/display.article.cfm?idarticles=2609#:~:text=The%20U.S.%20Submachine%20Gun%2C%20Caliber%20.45%20M2%20is,numbers%20by%20the%20Marlin%20Firearms%20Company%20in%201942-43.

The M2 article.

http://smallarmsreview.com/display.article.cfm?idarticles=4151

An article on the M42, another lesser-known submachine gun of American make.

[w1n1]

Cool, not too many know of the M2.
Unless, you’re WWII vet.