US #294-99 1901 Pan-American Expo Issue Set, FVF Mint OG

United States Air Post #C10. Fine mint single with full original gum, hinged. 

United States #620-21. Norse American, set of 2. Fine original gum, never hinged.

United States #C18. Fine to VF mint stamp with full original gum, lightly hinged. Few natural gum skips.

United States #3505. Pan-American Expo invert centennial sheet, mint never hinged.

United States Air Post #C20-22. VF centering with full original gum, hinged. 3 varieties.

United States #2247 22¢ Pan American Games Mint Single

United States #1527 10¢ Environment EXPO Mint Single

U. S. Scott #9. Fresh mint example with full original gum, lightly hinged. Few creases. Still a super stamp!