German Krone-Adler issue stamps used in the Deutsche Neu Guinea (DNG) / German New Guinea colony as a Vorlaufer / forerunner with HATZFELDHAFEN cancel. Hatzfeldhafen is the rarest priced cancel for DNG (Buka is 'LP', or 'pay whatever it costs'). Expertized Botha et al 3x reverse. ArGe 18th edition net-price catalog for four canceled stamps is EUR3000 (caUSD3500); on cover EUR6750-.