I was thinking one player when I used that number. It's just a ballpark figure, but probably not too far off.
BL460 Rucker sold for $6k:
http://www.lelands.com/auction/Aucti...dleaf-460-Back
Jordan Drum (from 2009) for $3k:
http://www.t206museum.com/page/periodical_92.html
Jordan Uzit $2500:
http://www.sterlingsportsauctions.co...-LOT17391.aspx
Rucker Lenox sold for $6k (a PSA 4.5):
http://www.goodwinandco.com/lot-26525.aspx
It would be a really cool project if you decide to pursue it. You'd have to have a lot of patience because the tougher backs are very scarce and might take years to show up for sale.