I still think that you might eventually find that the 2 or 3 different variations were printed in different places.
A couple of ads that may not have been posted before.
Spokane Washington May 12 1949
Leaf Baseball Spokane_Chronicle_Thu__May_12__1949_.jpg
Dewey Oklahoma July 15 1949
Leaf Baseball Dewey Oklahoma The_Washington_Countian_Fri__Jul_15__1949_.jpg