Census of 6c Dull Brown, USIR Watermark (Scott 271a)
Notes:
- Showing āIā of watermark
Provenance:
- 4/10/2001, Twigg-Smith Collection, Siegel Auction Galleries, The Thurston Twigg-Smith Collection of Superb Used U.S. Stamps, Sale 835, Lot 337, Realized $5,000
Certificates:
- PF 86910 Genuine