Bob Knepper Topps Astros Values - MAVIN
1987 fleer for sale
1988 Donruss #138 Bob Knepper NM-MT Houston Astros - Under the Radar Sports
Bob Knepper Baseball Cards
Bob Knepper autographed Baseball Card (Houston Astros) 1988 Donruss Baseball's Best #176
Hunt Auctions, LLC
1981 Donruss Baseball (Pick Card From List 1-440) C76
Wholesale Lots, Sports Mem, Cards & Fan Shop - PicClick CA
Bob Knepper Trading Cards: Values, Tracking & Hot Deals