The next group:
451 Checklist 397-528
452 Mike Caldwell
453 Pedro Garcia
454 Andy Etchebarren
455 Rick Wise
456 Leon Roberts
457 Steve Luebber
458 Leo Foster
459 Steve Foucault
451 Checklist 397-528 is missing. 454 Andy Etchebarren and 455 Rick Wise are upgrade candidates.
The cards:
The dups: