1958 3¢ International Geophysical Year Plate Block

United States #1107 3¢ International Geophysical Year Mint Sheet of 50 *Plate number and position may vary from image shown.

United States #1107 3¢ Int'l. Geophysical Year Mint Single

United States #1100 - 3¢ Gardening & Horticulture Plate Block*Plate number and position may vary from image shown.

United States #1104 3¢ Brussels Exhibition Plate Block

United States #1108 3¢ Gunston Hall Plate Block

United States #1105 3¢ James Monroe Plate Block

United States #1772 15¢ International Year of the Child Plate Block

United States #1266 5¢ International Cooperation Year Plate Block

United States #1571 10¢ International Women's Year Plate Block