Census of 12c Dark Violet, Special Printing (Scott 173)
Notes:
Provenance:
- 4/14/2009, Alan B. Whitman Collection, Siegel Auction Galleries, The Alan B. Whitman Collection, Part Two: 1870-1901, Sale 968A, Lot 208, Realized $17,825
Certificates:
- PF 38533 (1972) Genuine with a trace of glue in top margin
- PF 157861 (1986) Genuine
- PF (2004)