Census of 4c Blue, Error of Color, Used (Scott 233a)
Notes:
Provenance:
- 6/13/2003, Matthew Bennet Auctions
Certificates:
- PF 10038 Deep Ultra shade
- PF 19697 Deep Ultra shade
- PF 45570 (1974) Genuine Blue error of color, thin spots
- PF 495461 (2011) Genuine, three small thin spots
- PSE 00100664 (2003)