Serial number on M1 Garand

Question
I purchasedan M1 Garand in 02 to give to my Dad who passed away 2 weeks ago and the rifle came back to me. I was looking for the date of manufacture but am confussed. It is an H&R Arms serial number 4742728 and supposedly it should have a leter but it does not Help please

Answer
Hi George.

The blue book should have the info you need. Here is the link for your specific section which can be purchased online, then viewed, printed, or downloaded:

All H&R info:

https://store.bluebookinc.com/InstantAccess/Model.aspx?product=5&id=2095

M1 info:

https://store.bluebookinc.com/InstantAccess/Price.aspx?product=5&id=16965&internal=1

Free serial number info to show when your gun was made:

https://store.bluebookinc.com/Info/PDF/Firearm/Serialize.pdf

Hope this helps. Good luck!