U.S.; Postal Stationery Issues, Post Office Dept., 1874, 3¢ black on amber, #UO9. Unused cut square, 35 x 35mm, Very Fine, PSE (1999) cert. copy. Scott $150. Estimate $50.
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
