Gregg Jefferies Toys “R” Us Rookie Card 15/33 RefBB1

Gregg Jefferies Baseball Trading Cards

1988 Score Gregg Jefferies Rookie Prospect Baseball Card.

1988 Score Gregg Jefferies Rookie Prospect Baseball Card #645 MLB New York Mets

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Gregg Jefferies Baseball Trading Cards

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Gregg Jefferies Rookie Card Baseball Cards

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1990 Donruss Gregg Jefferies #270. ERROR CARD. No Dot After Inc. Open Loop G and J. VERY RARE! This card features a rough cut edge on lower right half

1990 DONRUSS Gregg Jefferies (Error card. No dot after Inc. Open looped G and J)

Auction Prices Realized Baseball Cards 1989 Topps Gregg Jefferies

Gregg Jefferies Rookie Card Baseball Cards

Auction Prices Realized Baseball Cards 1989 Topps Gregg Jefferies

Gregg Jefferies Baseball Trading Cards