THE ENIGMA DEVICE AND THE M.A.N. MEDALLION ARE AMONG THE NUMEROUS ARTIFACTS IN THE U-505 EXHIBIT AT CHICAGO’S MUSEUM OF SCIENCE AND INDUSTRY. U-505 IS THE ONLY EXAMPLE OF AN ALMOST FULLY FUNCTIONING U-BOAT. ITS ORIGINAL TWIN SUPER-CHARGED NINE-CYLINDER DIESEL ENGINES REMAIN INTACT. AFTER THE WAR, M.A.N. GAVE TECHNICAL ADVICE TO U-505 RESTORERS, ALONG WITH FUEL- INJECTOR VALVES AND GAUGES. THE STARBOARD ENGINE WAS STARTED FOR THE 5OTH ANNIVERSARY OF U-505s CAPTURE.