MMO Exclusive: Former Met, Gregg Jefferies - Metsmerized Online
1996 Upper Deck 5 Baseball Card Collection No Duplicates
Gregg Jefferies (@Gregg_Jefferies) / X
23 Feb. 1998: Anaheim Angels outfielder Gregg Jefferies (12
Nitty Nitowitz (@nitty1012) / X
Clue Heywood on X: Finding some good late 80s/early 90s stuff
Gregg Jefferies (@Gregg_Jefferies) / X
Gregg Jefferies Checklist - Supercollector Catalog
Gregg Jefferies (@Gregg_Jefferies) / X
Gregg Jefferies on X: My oldest son Jake sent me this and