1884 1pi on 20pf ultramarine, blue surcharge, h.r., good color, well centered, fine example of this rare stamp, signed Herbert Bloch, etc., cat. $2250 (Cat No. 4) (Image)

Cat. $2250, Est.US$500

1889 2 1/2 Pi on 50pf brown lilac carmine, h.r., fine and rare stamp, signed Pfenninger, with 2008 Eichele certificate, cat. €5000 (Cat No. Mi.10aa) (Image)

Cat. €5000, Est.US$650

1900 surcharges not issued, 1 1/2pi on 30pf and 4pi on 80pf, l.h., last one with sheet margin, v.f., signed Bothe (Mi.II,V, Euro 800) (Image)

Est.US$150

1900 surcharges complete set of 12, top four sheet margin examples, 25pi on 5m Type II, n.h. and post office fresh, fine-v.f. (Mi.12-23, Euro 1,300) (Cat No. 13-23,24B) (Image)

Est.US$300

1900 surcharges, complete set of 12, overprinted Specimen, 20pa on 10pf with small ink spot, last one type III, minor toning, otherwise fine-v.f. (Mi.12-23 IIISP, Euro 2,280) (Cat No. 13-24S) (Image)

Est.US$500

1900 25pi on 5m, type I and II, l.h., fine-v.f., cat. $465 (Cat No. 24d,24B) (Image)

Cat. $465, Est.US$150