Census of 30c Ultramarine & Carmine, Center Inverted
- formerly 121b-CAN-NE-31
- Circle of “V”s cancel
- HRH 11/15/1958
- CRL 10/03/1984
- APS and PFC certificates
- PFC 345446 “Genuine, light crease and small thin”
- PFC 526700 "Genuine, with a small light corner crease at top right"