Oldenburg, 1852, 5, 1/3 Sgr, black on greenish olive, postage stamp, imperforated, unused without gum, narrow margin, attractive item!, signature Brettl BPP, CV 850 € (Image)

Oldenburg, 1859, blue boxed postmark, 6 a, 1 Gr, black on medium to intense grey blue [light blue to blue], postage stamp, imperforated, on letter, very fine item!, certificate Kauert (Image)

Oldenburg, 1859, APEN, boxed postmark, blue cancellation, 8, 3 Gr, black on medium - to intense grey yellow, postage stamp, imperforated, on piece, attractive item!, signature Köhler, CV 750 € + (Image)

Oldenburg, 1861, 9, ¼ Gr, dark yellow orange to yellowishorange, postage stamp, imperforated, unused, very fine item!, signature Brettl BPP, CV 380 € (Image)

Oldenburg, 1861, ELSFLETH, boxed postmark, blue cancellation, 12 a, 1 Gr, dark kobaltblue (tones) [blue], postage stamp, imperforated, marginal copy, on letter to Diepholz, arrival cancellation, very fine item!, CV 500 € (Image)

Oldenburg, 1861, 14, 3 Gr, (dark) grey yellow, postage stamp, imperforated, canceled, narrow margin, very fine item, certificate Royal Phil. Society, CV 550 € (Image)