Census of 30c Ultramarine & Carmine, Center Inverted (Scott 121b)

121b-CAN-30
Sound

Notes:

• formerly 121b-CAN-NC-28
• Red cork cancel

Provenance:

• 05/23/1950, Frank B. Allen Collection, H.R. Harmer
• 2/24/1988, Siegel Auction Galleries, The Clifford C. Cole, Jr. Collection - United States Postage Issues, Sale 689, Cole

Certificates:

• PF 190337 Genuine