U.S.; Airpost, 1930, $2.60 Graf Zeppelin on FDC, #C15. Tied with Washington DC Apr 19, 1930 cancel, on Europe Pan-American flight with purple and red flight cachets, Fine. Scott $1,200. Estimate $400.
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