Census of 12c Dark Violet, Special Printing (Scott 173)
Notes:
Provenance:
- 7/25/2018, Siegel Auction Galleries, United States Stamps, Sale 1187, Lot 273, Realized $2,832
Certificates:
- PF 234307 (1991) Genuine continental printing without gum and with scissors clipped perfs
- PF 256972 (1992) Genuine
- PF (2006)