5. US Zip Code Blocks
Scott# C88 “MOUNT RUSHMORE” MR ZIP BLOCK (4) MNH, NICELY CENTERED
$2.50
$1.95
$0.60
3. US Airmail
$2.25
3. US Airmail
$2.95
$59.95
3. US Airmail
$7.95
$9.95
$12.95
$6.95
$0.85
$2.50