1970-1979

United States #1468 8¢ Mail Order Business Plate Block

United States #1463A 8¢ Parent Teacher Association - Reversed Plate Number Plate Block*Plate number and position may vary from image shown.

United States #1463 8¢ Parent Teacher Association Plate Block

United States #1447 8¢ Peace Corps Plate Block

United States #1473 8¢ Pharmacy Plate Block

United States #1446 8¢ Sidney Lanier - Poet Plate Block

United States #1474 8¢ Stamp Collecting Plate Block

United States #1464-67 8¢ Wildlife Conservation - 4 Varieties, Attached Plate Block*Plate number and position may vary from image shown.

United States #1453 8¢ Yellowstone Park Plate Block

United States #1509 10¢ Crossed Flags Plate Block

United States #1510 10¢ Jefferson Memorial Plate Block

United States #1502 15¢ Progress in Electronics - Audio & Visual Plate Block