Census of 12c Blackish Purple, Special Printing (Scott 198)
Notes:
Provenance:
- 3/23/1972, Siegel Auction Galleries, 1972 Rarities of the World, Sale 409, Lot 110, Realized $1,450
- 3/24/2014, Siegel Auction Galleries, United States Stamps, Sale 1067, Lot 1181, Realized $3,335
Certificates:
- PF 417007 (2004) Genuine