USMC serial number punch

[John Beard]

Mr. Beard, Thank you very much for sharing your knowledge....You did great as usual....Did the USN mod any 03 receivers....How about the US Army?....Did the USMC obtain a large quantity of HN rifles/receivers prior to WW2....When did the USMC Ordnance folks leave Philly..... thanks again....regards alex

(1) Yes.
(2) Yes.
(3) No.
(4) Don't know.

Hope this helps.

J.B.