Circa 1942. Airmail cover with typed 'Jan Michalski, care Gdynia, America Line, 32 Pearl Street, New York City' return address at top (this was the undercover address for the Merchant Navies of occupied Europe) franked with 1938 2 x 4c scarlet, pair 6c sepia & blue and pair 24c black & olive green GVI issue (SG 249a, 250 & 253) tied by dumb 'Lines' cancels to disguise the location from where the letter was mailed. Addressed to UK.