Reminds me of the items on Ebay where people cut up old Dell Baseball Magazines, then glue them to cardboard and try to pass them off as rare "Premiums" or samples.
If it is legit, it would probably be from 1953 or 1954.....
Reynolds is listed as a relief pitcher, he was a starter until 1952 and Jackie Robinson is listed as a Utility player, he was a exclusively a second baseman until 1952, and starting in 1953 played OF, 3B, 2B, 1B until he retired.