L42 new purchase

[Roy W]

Nice rifle NWE. I am sure the original serial number was AT prefixed & it got misinterpreted as an AI prefix, probably when it was over engraved, most likely at the time of its conversion or at a FTR at some point.

I think the bottom cross piece that makes the T look like an I, is in fact the top of the old T which was stamped beneath. You can see the remains of the serial number below the current one and the T lines up