Snowflakes' codings

[ted]

Cleaning up 2 Western Wheels 15 x 8 Snowflake rims and I see codes AWM 13-7 with BM 167115 on one rim,
and on the other rim, BWM 13-7 with BM 167119 ..
Any ideas gennemen??
Ted

[ted]

Took the codes from the other two Snowflakes.
AWM 15 then encircled W1
Western Wheel 15 x 8
USA 4

AWM 14-7 then encircled W2
Western Wheel 15 x 8
USA 5

Thanks!
Ted