OP here is a nice lever gun right on our own classifieds. The JM barrel stamp question would only apply to a pre Remington Marlin tho'.
https://www.indianagunowners.com/fo...er-94-lever-action-rifle-45-lc-20-barrel.html
https://www.indianagunowners.com/fo...er-94-lever-action-rifle-45-lc-20-barrel.html