U.S. Airmail, 1933, 50¢ "Chicago" Zeppelin, block of 4 with plate number, #C18. 2 o.g., 2 n.h., one o.g. with tiny thin, o.g., hinged or never hinged, Fine to Very Fine. Scott $250. Estimate $100.
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