1899 3pf-50pf, overprinted at 48 degree angle, set of six, each tied by "Ponape 2.12.99" cds on cover to Berlin, v.f. and rare complete set on cover, with 2002 Brekenfeld cert. (Mi.1I-6I; catalogue value for used off cover) cat. €7000 (Cat No. 1a-6a) (Image)

Cat. €7000, Est.US$2,500

1899 3pf dark brown, overprinted at 48 degree angle, right margin single, n.h., v.f., signed Dr. Lantelme (Mi.1I) cat. €1900 (Cat No. 1a) (Image)

Cat. €1900, Est.US$500

1899 3pf dark brown, overprinted at 48 degree angle, vertical gutter pair, n.h., light crease in the gutter, otherwise v.f. and rare, with 2000 Steuer cert. (Mi.1I ZS) cat. €6000 (Cat No. 1a) (Image)

Cat. €6000, Est.US$1,000

1899 25pf orange, overprinted at 48 degree angle, neat Ponape cancel, v.f., signed Bothe (Mi.5I) cat. €3400 (Cat No. 5a) (Image)

Cat. €3400, Est.US$750

1899 25pf orange, overprinted at 48 degree angle, used on combination with 20pf ultramarine on registered cover from Yap (7.2.01) to Lubeck, 20pf with minor perf. flaw, 25pf v.f. and scarce on cover, backstamped on arrival, with 2007 Steuer certificate (Mi.4I,5I, catalogued as 25pf on cover) cat. €5000 (Cat No. 5a) (Image)

Cat. €5000, Est.US$1,500

1899 50pf red brown, overprinted at 48 degree angle, n.h., v.f., with 1993 Buhler cert. (Mi.6I) cat. €1800 (Cat No. 6a) (Image)

Cat. €1800, Est.US$500

1899 50pf red brown, overprinted at 48 degree angle, Yap (31.7.00) cds, clipped perfs at lower left, otherwise fine, with 2007 Jaschke-Lantelme cert. (Mi.6I) cat. €1800 (Cat No. 6a) (Image)

Cat. €1800, Est.US$200

1901 5m slate and carmine, used, v.f., with 1970 Grobe cert. (Mi.19) cat. €600 (Cat No. 19) (Image)

Cat. €600, Est.US$200

1901 5m slate and carmine, tied on piece by Truk cancels, stamp lifted and replaced, v.f. (Mi.19) cat. €600 (Cat No. 19) (Image)

Cat. €600, Est.US$250

1909 (28 Jan) cover to Kaiserslautern, franked with unoverprinted 20pf ultramarine, tied by Deutsche Seepost pmk, with "Yap Karolinen" departure cds alongside, with arrival pmk, re-addressed to Hamburg, fine (Image)

Est.US$250

1910 picture postcard dated 12.7.10, with manuscript "5 Pf " and postmaster's initials in red ink, so-called "Barfrankatur" (cash payment), "per Orion", with "Ponape 31.7.10" cds, addressed to Truk, v.f., with 2006 Jaschke-Lantelme certificate. A rare provisional (in use only from 13-31 July, 1910). Mi. cat. €12000 (Image)

Cat. €12000, Est.US$5,000

1910 20pf ultramarine, right half correctly used as 10pf on small piece, tied by Ponape "12.7.10" cds, v.f. (Mi.10H) cat. €3000 (Cat No. 10a) (Image)

Cat. €3000, Est.US$500

1910 20pf ultramarine, left half used as 10pf on cover from Ponape (12.7.10) to Saipan, with official seal handstamp alongside, filing fold at bottom of cover, v.f., signed Kohler (Mi.10H) cat. €9000 (Cat No. 10a) (Image)

Cat. €9000, Est.US$2,500

1910 "Second Ponape Provisional", surcharged 5pf on 3pf brown, tied by "12.7.10 Ponape" cds on picture postcard, with official seal handstamp alongside, v.f., signed Bloch, with 1993 Dr. Lantelme cert. (Mi.7Pv) cat. €6000 (Cat No. 20) (Image)

Cat. €6000, Est.US$2,500

1910 5pf on 3pf brown, surcharge inverted, tied by Ponape 12.7.10 cds on picture postcard ("Teilansicht der Kolonie"), addressed to Baden-Baden, with official seal handstamp alongside, v.f., signed V.Willman, with 1999 Steuer certificate (Mi.7PvK) cat. €7000 (Cat No. 20a) (Image)

Cat. €7000, Est.US$3,000

1914 (24 May) picture postcard (Police detachment from the island of YAP, German West Caroline Islands), franked with 5pf green, tied by "DSP Neu Guinea Zweiglinie c" (8 June 14) pmk, addressed to Germany, fine and scarce usage (Image)

Est.US$500

1914 (16 Jan) registered cover from Angaur to Laggenbeck, franked with 10pf and 20pf, tied by "Angaur Palau" cds, with corresponding registry label "Angaur Palau Inseln", fine and rare usage, signed Steuer (this tiny island in the island nation of Palau, forms its own state, has an area of three square miles and its population in 2012 was 130) (Image)

Est.US$500