20 penny crown / eagle, violet ultramarine with diagonal typography overprint "the Mariana Islands", corner margin piece top left (field 1), rest of hinge in the upper margin, stamp in perfect condition mint never hinged, unsigned, photo expertize Jäschke Lantelme BPP (2021) : "fresh colours, very well perforated and in faultless, mint never hinged condition. ", Michel 700.-