Census of 24c Dull Purple (Scott 175)
Notes:
Provenance:
- 4/22/1988, Siegel Auction Galleries, 1988 Rarities of the World, Sale 692, Lot 256, Realized $1,430
- 6/27/2017, Siegel Auction Galleries, 2017 Rarities of the World, Sale 1159, Lot 176, Realized $2,596
Certificates:
- PF 33037 (1970) Genuine