United States American Architecture Series, complete set of 4 se tenant blocks. Mint never hinged.

#1779-1782a - 1979
- Virgina Rotunda, by Thomas Jefferson
- Baltimore Cathedral, by Benjamin Latrobe
- Boston State House, by Charles Bulfinch
- Philadelphia Exchange, by William Strickland

#1838-1841a - 1980
- Smithsonian Institution, by James Renwick
- Trinity Church, Boston, by Henry Hobson Richardson
- Pennsylvania Academy of Fine Arts, by Frank Furness
- Lyndhurst, Tarrytown, NY, by Alexander Jackson Davis

#1928-1931a - 1981
- New York University Library by Sanford White
- Biltmore House by Richard Morris Hunt
- Palace of the Arts by Bernard Maybeck
- National Farmer's Bank by Louis Sullivan

#2019-2022a - 1982
- Fallingwater, Mill Run, Pa., by Frank Lloyd Wright
- Illinois Institute of Technology by Ludwig Mies van der Rohe
- Gropius House, Lincoln, Mass., by Walter Gropius
- Dulles Airpor, by Eero Saarinen