1979 15¢ Architecture - 4 Varieties, Attached Plate Block

United States #1795-98 15¢ Winter Olympics - 4 Varieties, Attached Plate Block of 12 Varieties: #1795 - Skater #1796 - Downhill Skier #1797 - Ski Jumper #1798 - Hockey *Plate number and position...

United States #1791-94 15¢ Summer Olympics - 4 Varieties, Attached Plate Block of 12 Varieties: #1791 - Runners #1792 - Swimmers #1793 - Rowers #1794 - Equestrian *Plate number and position may...

United States #1795A-98A 15¢ Winter Olympics - 4 Varieties, Attached Perf. 11 Plate Block of 12 Varieties: #1795 - Skater #1796 - Downhill Skier #1797 - Ski Jumper #1798 - Hockey *Plate number and...

United States #1928-31 18¢ American Architecture - 4 Varieties, Attached Plate Block Varieties include: #1928 - New York University Library #1929 - Biltmore House #1930 - Palace of the Arts #1931 -...

United States #2019-22 20¢ American Architecture - 4 Varieties, Attached Plate Block Varieties include: #2019 - Fallingwater Mill Run #2020 - Illinois Institution of Technology #2021 - Gropius...

United States #1760-63 15¢ American Owls - 4 Varieties, Attached Plate Block Varieties: #1760 - Great Gray Owl #1761 - Saw-Whet Owl #1762 - Barred Owl #1763 - Great Horned Owl *Plate number and...

United States #2372-75 22¢ Cats - 4 Varieties, Attached Plate Block Varieties include: #2372 - Siamese, Exotic Shorthair #2373 - Abyssinian, Himalayan #2374 - Maine Coon, Burmese #2375 - American...

United States #1745-48 13¢ Quilts - 4 Varieties, Attached Plate Block Varieties: #1745 - Flowers #1746 - Stars #1747 - Stripes #1748 - Plaid *Plate number and position may vary from image shown.

United States #2220-23 22¢ Explorers - 4 Varieties, Attached Plate Block Varieties include: #2220 - Elisha Kent Kane #2221 - Adolphus W. Greely #2222 - Vilhjalmur Stefansson #2223 - Robert E. Perry,...