1981 18¢ American Architecture Mint Block

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 Mint Se-tenant Block of 4

United States #1779-82 15¢ American Architecture Mint Se-tenant Block of 4

United States #1910 18¢ American Red Cross Mint Single

United States #1910 18¢ American Red Cross Plate Block

United States #1907 18¢ Surrey Mint Single

United States #1927 18¢ Alcoholism Mint Sheet of 50 *Plate number and position may vary from image shown.

United States #1937 18¢ Yorktown Mint Single

United States #1927 18¢ Alcoholism Mint Single