1968 mantle blank back

ranger63 · October 12, 2004 5:56AM

any idea what a 68 topps mantle blank back would go for in the psa 7 range?

packCollector · October 12, 2004 9:20PM

psa won't grade them . I'll tell you in a couple weeks when the mastro auction ends

ranger63 · October 13, 2004 3:49AM

why wont they grade a blank back...isnt it just an error card?

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