Pat, nice card. That Mantle looks more like a 6 or 6.5. I like the '53 Bowmans too (probably my favorite Bowman set), but dislike the '55s for their inconsistency in design - the same reason I dislike '68 Topps.
Collecting 1965 Topps High #'s SGC 88 or better: 10/91
BUYING Well Centered: 1956 Topps SGC 84 or Better (or raw equivalent) 1965 Topps SGC 88 or Better (or raw equivalent)