WWII US Naval Prison Baseball Team Brass Plaque

I recently acquired a WWII Marines baseball team plaque. What information can you give me about it and the players? The names and positions of the players are listed below. Thanks.

Cpt. J. Papurca - mgr
Abare - Lf
L. Batory - cf
R. Berniet - ss
L. Bunn - 2b
T. Conley - P
E. Compton - P
J. Dugan - 3b
C. Gamberil - P
J. Giglio - P
B Gawelek - ult
C. Dahlberg - 1b
J. Kazaka - ult
M. Malyrick - Rf
R. Richardson - ult
H. Rothar - c