I don't know much, but there is one on ebay that has been there the last month with a $50BIN OBO.
http://www.ebay.com/itm/VINTAGE-CAST...p2047675.l2557
There is another one with a $25mb (+10shipping) that hasn't been hit with 1 day left.
http://www.ebay.com/itm/Babe-Ruth-Ca...60910215396%26
I found one from a 2004 Heritage auction that went for $167.30..
http://sports.ha.com/c/item.zx?saleN...12#21922192192