Fightin' Five #37

The Fightin' Five are dispatched to prevent a mad genius from seizing the crown of Murania and conquering Europe. After the President of Murania asks Washington for help, the team is airborne in the B-58 Hustler bound for Europe to stop the villain's ambitions. The pilot disregards orders from the mysterious Alexander de Groot and flies the team toward an allied neutral field base near the Murania border, where they learn de Groot plans to rule all of Europe using the stolen crown from the Louvre. The story continues as the team pursues de Groot's escape attempt to prevent his scheme from succeeding.