U.S.; Proprietary, 1874, 50¢ Green & Black, Green Paper, #RB8b, blue handstamp cancel, "tone spots, soiling and tiny thin", Fine appearance, PSAG (2011) cert. Scott $750. Estimate $100-140.
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
