Serial number 176 / 175?

Did a quick search and didn't see this.
I've seen two cards with the same serial number, cards missing serial numbers, cards with only the print run stamped, but not a number outside the print run.

Not my card.
I've seen two cards with the same serial number, cards missing serial numbers, cards with only the print run stamped, but not a number outside the print run.

Not my card.

0
Comments
Bosox1976
<< <i>4 words,,, upper deck,,,, Quality control,,,,, john >>
agreed.
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Working on:
Football
1973 Topps PSA 8+ (99.81%)
1976 Topps PSA 9+ (36.36%)
1977 Topps PSA 9+ (100%)
Baseball
1938 Goudey (56.25%)
1951 Topps Redbacks PSA 8 (100%)
1952 Bowman PSA 7+ (63.10%)
1953 Topps PSA 5+ (91.24%)
1973 Topps PSA 8+ (70.76%)
1985 Fleer PSA 10 (54.85%)