Description:Lot of (4) baseball Exhibit postcards: 1926-29 Lefty Grove: SGC 10 PR, 1926-29 Jimmie Foxx: SGC 10 PR, 1926-29, 1925 Tris Speaker SGC 10 PR, and 1926-29 Lou Gehrig: SGC 10 PR. The cards generally grade VG to VG/EX with the exception of some period notations on the back.