The WYOMING VETERANS' MEMORIAL MUSEUM is located on the ground of the Casper/ Natrona County International Airport, formerly the WWII Casper Army Air Base that your dads were stationed at.
It is in the Enlistedmens' Club, and is decorated with murals of Wyoming history painted by base personnel
They have a nice collection of items related to the air base and have been working on compiling info on all who were killed while serving at the base.
The museum is run bey John Goss email@example.com
Also check out http://www.casperwyoming.info/specmerchant.php?id=10643