Auto Ordnance 1928 Thompson with excellent original Auto Ordnance drum and original GI case.  The US stamp has been removed and a "C" added to the serial number.  These were sold to police depts. after WW2.  The gun is excellent condition and has a savage-marked bolt.  Both horizontal and vertical stocks a included.  Nicely marked "mobile police dept" (Alabama) on left side.  Original Bridgeport-marked magazine included.  Nice example.