Jim
I'm sorry to say that your cards are from reprinted 24 (circa 1980's) group.
The original 1947 BOND BREAD cards and the 1949 SPORTS set have bright white backs.
Here is the list of the 24 reprinted cards.....
Ewell Blackwell
Lou Boudreau
Harry Brecheen
Primo Carnera
Bobby Doerr
Bob Elliott
Del Ennis
Bob Feller
Joe Gordon
Tommy Holmes
Ken Keltner
Ralph Kiner
Joe Louis
Johnny Mize
Stan Musial
Andy Pafko
Johnny Pesky
Phil Rizzuto
Jackie Robinson
Aaron Robinson
Johnny Sain
Enos Slaughter
Vern Stephens
Ted Williams
TED Z
T206 Reference
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