1940-1949

United States #945 - 3¢ Thomas A. Edison Plate Block*Plate number and position may vary from image shown.

United States #951 - 3¢ U.S. Frigate Constitution Plate Block *Plate number and position may vary from image shown.

United States #968 - 3¢ American Poultry Industry Plate Block *Plate number and position may vary from image shown.

United States #954 - 3¢ California Gold Rush Centennial Plate Block *Plate number and position may vary from image shown.

United States #967 - 3¢ Clara Barton-Founder of the American Red Cross Plate Block *Plate number and position may vary from image shown.

United States #976 - 3¢ Fort Bliss Centennial Plate Block *Plate number and position may vary from image shown.

United States #969 - 3¢ Gold Star Mothers Plate Block*Plate number and position may vary from image shown.

United States #955 - 3¢ Mississippi Territory Plate Block*Plate number and position may vary from image shown.

United States #977 - 3¢ Moina Michael-Founder of Memorial Poppy Plate Block *Plate number and position may vary from image shown.

United States #964 - 3¢ Oregon Territory Plate Block*Plate number and position may vary from image shown.

United States #966 - 3¢ Palomar Mountain Observatory Plate Block *Plate number and position may vary from image shown.

United States #963 - 3¢ Saluting Young America Plate Block*Plate number and position may vary from image shown.