This
is a Baseball Magazine Company Premium Photo. Designated
M113 or M114 by collectors, Baseball Magazine began issuing these photos
around 1920 through 1950. Baseball Magazine Premium Photos are blank-backed sepia tone photos printed on semi-gloss heavy paper stock. You had to send away for the photos.
The bottom center has the players name, the lower left reads "Published by the
Baseball Magazine Company, New York" and the lower right reads "Enlarged from an original photograph by C.M. Conlon, NY"
The picture above is of Christy Mathewson below Ted
Williams from two different years. Below picture center
is a order form to order the pictures.