1853, 2 Sgr. Black on blue with blue S.O.N. Nummeral cancel "19" (HARZBURG), very fine (small on the back defects), expertized Lange (Image 1) (Image)

1853, 2 Sgr. Black on pale blue, superb, expertized Buehler, Michel 220.- (Image 1) (Image)

1861, 1 Sgr. Black on bright gray yellow, nummeral cancel "8", enormous margins on all sides, superb in every respect (choice copy), abridged certificate Dr. Wilderbeek, Michel (70.-) (Image 1) (Image 2)

(Image)

1865, 2 Gr. Dark ultramarine, blue two ring cancel "WALKENRIED", superb, expertized Pfenniger (Image 1) (Image)