China, 1930s to 1940s Airmail Covers, 21, good variety of frankings, rates, noted usages to U.S., G.B. and Australia, via Clipper, "Over the Hump", censored, Occupation, generally Fine. Ex Helbock. Estimate $500-750.
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