U.S. Airmail, 1933, 50¢ "chicago" Zeppelin, Top Plate Block of 6, #C18, N.h. to o.g., #21172 (5 n.h., incl. plate single), well centered, Very Fine. Scott $500+. Estimate $250-300.
Harmer-Schau Auction Galleries, Inc. 1333 North McDowell Blvd., Suite B • Petaluma, California 94954
Tel: 707-778-6454 • Fax: 707-763-6772 • Toll Free 800-378-6454
E-mail: info@harmerschau.com
