1977 Glenfield 30-30. By Marlin Really Clean Rifle JM stamped near Moore, Oklahoma City, OK

Glenfield is the name Marlin sold under in mail order catalogs when I was a kid. 

This is Glenfield model 30a which is exactly the same as Marlin 336 but with carvings and checkering. 

JM stamped

Deap dark bluing

Thick glossy finish on wood. A couple nicks on wood. 

Hand carved Oak leaves on forearm and stock. Big buck on stock. 

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comes with a period accurate, probably factory, scope   4x32 by Marlin