Los-Nr. 6068

Undercover Mail via P.O. Box 506: 1941, 30.4., cover, franked with 3d. with perfin "TC&S", sent from "LONDON 30. APR 1941" to to Faroe Islands, censored in England and closed with "P.C. 90 1787" closing strip. The envelope has been kept by Thomas Cook & Son awaiting a response. Some transport imposed wear, the only such known letter and one of the great rarities of Faroe Philately, detailed certificate Wowern (2000)