1997 $3 Mars Pathfinder Souvenir Sheet

United States #3139-40. Pacific ‘97 souvenir sheets of 12, mint never hinged.

United States #735. Byrd Expo souvenir sheet of six, unused.

United States #1075 3¢ & 8¢ FIPEX Mint Sheet of Two

United States 1976 Bicentennial Souvenir Sheets. Mint NH Set.

United States #3119. Cycling souvenir sheet of two, mint never hinged.