HANS-ULRICH RUDEL(1916-1982) Stuka dive-bomber pilot during World War II, the most highly decorated German serviceman of the war. Rudel was the only person to be awarded the Knight's Cross with Golden Oak Leaves, Swords, and Diamonds. Postal cover honoring the U.S. Capitol and canceled in Washington on May 8, 1962 (V-E Day), boldly signed in black ink at bottom. Fine .