1980 O-Pee-Chee
1985 JERRY MUMPHREY OPC #186 O-PEE-CHEE ASTROS *G6396
1981 JERRY MUMPHREY OPC #196 O-PEE-CHEE PADRES GRAY BACK *R4237
Jerry Mumphrey Baseball Cards
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
Jerry Mumphrey Baseball Cards
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
1976 O-Pee-Chee (OPC) Baseball Cards Set checklist, prices, values
Jerry Mumphrey Baseball Cards
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals
Jerry Mumphrey Trading Cards: Values, Tracking & Hot Deals