Can anyone tell me why these cards are so expensive?
Is it because of the Grey and Black backs?
Never seen such high bid prices for low number cards like this before?
http://www.ebay.com/itm/1952-TOPPS-4...MAAOSwX~dWtWPH
http://www.ebay.com/itm/1952-TOPPS-1...QAAOSwL7VWtWNA
http://www.ebay.com/itm/1952-TOPPS-1...cAAOSwvUlWtWPA