cover 16sk. rosy mauve with full rouletting + Dotted Spandrels 2sk. greenish blue (printing flaw caused by natural inclusion) and 8sk. yellow-green, both with clear margins + Sword and Sceptre 4sk. vermilion on 1865 (April) E. from Aalborg to "Wüstenkopf", London via Hamburg cancelled "4" and showing origin and arrival c.d.s. adjacent. A very rare and splendid four colour franking. F.3b, 5a, 10, 13c. Photo in colour.