Play Ball © 1924 A.B.T. (Adler Bechtol Tratsch).
Released in December 1924. Patented 2 years after as : 1,616,443 - FEB.8, 1927 - O.J. Doerre
Designed by : O.J. Doerre
For Amusement Only - Thomas Gustwiller - Taylor Printing - 1995 - Page 195