Census of 24c Green & Violet, Center Inverted (Scott 120b)
Notes:
- Formerly 120b-CAN-SW07
- Cork cancel
Provenance:
- Frank G. Back stock (Christie’s)
- 6/6/1983, Stolow
- 2/27/2002, Siegel Auction Galleries, Outstanding U.S. Stamps, Sale 843, Lot 1148, (sound)
Certificates:
- PF 115790 Genuine
- PF 499518 Genuine