folded letter with blue "Philada Pa. 5cts Jun 19" and framed "Paid" prepaying 5c inland postage to New York, endorsed "per Herman Steamer" (an American packet), but since transatlantic postage was not prepaid the New York post office sent via Cunard's Acadia as an unpaid ship letter, arrived Liverpool July 5 and rated "1/-" due, very fine, ex-Barwis