Stamps Honor All U.S. Presidents of the 20th Century
1989 US Presidency "200th Anniversary", Mint, Set of 7 Sheets, Worldwide
2000 Presidents Sheets #732-38
2007 Grenada US Presidents Sheetlets, 3v
St. Vincent Grenadines Titanic Sheet
Micronesia 1998 "Winnie the Pooh"
1976 13c State Flags
1990 25c Dwight David Eisenhower
2000 US Presidents Mint Souvenir Sheet Collection, Set of 43
First commemorative stamps of the 20th century.
Columbus stamp promoted the 1893 Chicago World Columbian Exposition.
A single stamp to cover the one-pound air parcel rate in 1952.