SVT40 mag serial numbers

Wondering if any of us have magazines that match others' rifles. I know the chances are 1 in a million, but it's worth a shot! Pardon me if this has been done before..

Gun# HБ 899, Izhevsk

mag1# ЛB 2329 with 2325 EP'd above it, Kovrov

mag2# 331, Tula