Country: United States
Year of Issue: 1991
Type: Plate Block of 4 Stamps
Condition: F/VF Mint Never Hinged
Topic: William Piper Airmail
Catalog #: Scott C129
Year of Issue: 1991
Type: Plate Block of 4 Stamps
Condition: F/VF Mint Never Hinged
Topic: William Piper Airmail
Catalog #: Scott C129