Berry,
I thought you might be interested in this card . I don't know how old it is, but I'm positive it's pre-Katrina... I think it's also the only postcard that I've seen with a picture of a ladies room!!

Description from the back: "The spectacular ladies' restroom at Grand Casino Biloxi features marble floors, a flowered ceiling, bird cages, brass faucets, bottles of perfume, ironed linens and elegant chandeliers. Grand Casino Biloxi is one of the world's finest casinos with over 1,800 slot machines, 84 table games, and 4 great restaurants. Located on Highway 90 on the Mississippi Gulf Coast. Call 1 800 WIN 2 WIN."