Description
1960 AIR MAIL USA TO SUSSEX "NOT IN AIR MAIL" CACHET. Envelope USA to Bognor Regis Sussex with US 4c cancelled REDWOOD CITY/CALIF AUG 15 1960, presumably underpaid with fine cachet "NOT IN AIR MAIL" and UK "4D TO PAY/UNPAID/723" charge mark. (Ref 115541).