Census of 30c Ultramarine & Carmine, Center Inverted (Scott 121b)
- formerly 121b-CAN-C-09
- Cork cancel
- 05/07/1948, Laurence & Stryker, Lot 903
- 11/5-6/2014, Curtis Collection, Siegel Auction Galleries, The Curtis Collection: 1847-1901 Stamps and Covers, Sale 1084, Lot 3349, Realized $42,500, " few small thin spots (one breaks thru grill point)"
- PF 272528 Genuine, small thins