Census of 50c Perf 10 at Top or Bottom (Scott 517c)
Notes:
- Perf 10 at top
- Boxed cancel
Provenance:
- 10/22-23/2019, Siegel Auction Galleries, United States Stamps, Sale 1209, Lot 1283, Realized $11,000
Certificates:
- PF 92088 (1980) Genuine, perf 10 at top with a usage wrinkle at right
- PF 561524 (2019) Genuine, perf 10 at top, with a light box cancel and a natural wrinkle at right