From the "V for Victory" WW II exhibit. This is one of the "double super secret" highly classified maps showing the planned D-Day invasion of Omaha Beach. A "bigot" security clearance classification was required in order to be privy to these maps.
We ought to get one of these shirts.
Ironically, the exhibit "The Unspoken Past: Atlanta Lesbian and Gay History, 1940-1970" had just closed the day before our arrival.