Hammer & Rear Sight

[W5USMC]

I-I on the hammer= International Silver for Inland.
PI on the rear sight= Packard Mfg. Corp for Inland

Information

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[EddieM]

I-I on the hammer= International Silver for Inland.
PI on the rear sight= Packard Mfg. Corp for Inland

Hey Wayne,
It has been a long time, I really appreciate your support
Would you help me to identify the handguard maker marked as S-HR, please?
Regards

---------- Post added at 07:04 AM ---------- Previous post was at 06:58 AM ----------

Hola Eddie,
Here is a Site with a parts marking area. I'm sure it has some errors, but maybe it can be of some help ?
Just double check here before making any final decisions...
We can be bribed !
Did you ever buy that Riesch book ?

Part markings. (check here first) - M1 FAMILY

Cheers,

Hola Carlito,
I hadn't bought that book sorry
As always thank you for your support, I just checked the M1 Family it´s a very nice site, and I couldn't find this bolt
Cheers