The mint never hinged unit GERMAN SUDWEST AFRICA MiNr. W2, horizontal advertising impression., MiNr.R2 (N.THON) + MiNr. 25, 5 Pfg grun, is real. The rare se-tenant shown below in color is in impeccably mint condition and was not signed in addition to two old test marks "BOTHE BPP" and "MANSFELD BPP". Cat. Euro 1000.