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Baseball Digest: This image or file was extracted from an issue of Baseball Digest published before January 1, 1964. A search of the following sources:
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{{Information |Description={{en|1=An image of Major League Baseball catcher en:Bill Salkeld.}} |Source=Baseball Digest, back cover, February 1948 issue. [http://books.google.com/books?id=2TIDAAAAMBAJ&printsec=frontcover&lr=#v=onepage&q&f=false] |