1850 Orts Post with black frame around cross, 2 1/2rp black & red, canceled by black grids, top margin added, fresh colors and fine appearance, with 1984 Von der Weid certificate, cat. $1500 (Cat No. 1) (Image)

Cat. $1500, Est.$250

1850 Poste Locale with black frame around cross, 2 1/2rp black & red, position 39, canceled "PP", margins all around, fresh and fine stamp, with 1984 Rellstab certificate (Zu.14I) cat. $1600 (Cat No. 2) (Image)

Cat. $1600, Est.$250

1850 Rayon I with black frame around cross, 5 Rp black & red, position 40, canceled by black P.P., ample to large margins all around, fresh and v.f. stamp, with 1984 Rellstab certificate (Zu.15I) cat. $1375 (Cat No. 5) (Image)

Cat. $1375, Est.$500

1852 Rayon III, 15 Cts vermilion, position 1, canceled by black diamond of bars, large margins all around, beautiful color, fresh and v.f., signed Moser, with 1985 Rellstab certificate (Zu.19) cat. $1150 (Cat No. 13) (Image)

Cat. $1150, Est.$500

1852 Rayon III, 15 Cts vermilion, canceled by black diamond of bars, three large margins, showing portions of adjoining stamps at sides, ample to faintly touching at bottom, fresh and fine stamp (Zu.19) cat. $1150 (Cat No. 13) (Image)

Cat. $1150, Est.$300

1852 Rayon III, 15c vermilion, Type I, three ample margins, just touching at right, canceled by lightened black diamond of bars on FL, with blue Waldenburg 8 July cds alongside, stamp apparently creased, fine appearance, with 1986 Rellstab certificate (Zu.19) cat. $2775 (Cat No. 13) (Image)

Cat. $2775, Est.$250

1854 Sitting Helvetia (Strubel), 5Rp orange brown, with emerald silk threads, black grids cancel, two large margins to just touching at top and bottom, good color, with 1985 von Der Weid certificate, cat. $1750 (Cat No. 14) (Image)

Cat. $1750, Est.$500

1854 Sitting Helvetia, 5Rp orange brown, with emerald silk threads, margins all around, tied by black grids on outer FL, with Basel "27 May 55 Nachmittag" (afternoon) departure and arrival pmks, filing fold away from the stamp, with tiny marginal nick at right not mentioned on 1972 Nussbaum and 1984 Rellstab certificates. A scarce stamp on cover (Zu.22Aa) cat. $3500 (Cat No. 14) (Image)

Cat. $3500, Est.$1,500

1855 1fr lavender, black and yellow silk threads, used, the former with large margins all around, the latter frame-line touched, good colors, minute thin specks, fresh and fine appearance, cat. $2000 (Cat No. 30,31) (Image)

Cat. $2000, Est.$500

1900 UPU, Re-engraved 25c blue, h.r., well centered for issue, fresh and fine, with 1985 Rellstab certificate (Zu.79C) cat. $800 (Cat No. 103) (Image)

Cat. $800, Est.$500

1920 (25 Oct) cover from Geneva to Liege, franked with 10rp and two each 20rp and 40rp, tied by cds, charged 50c postage due on arrival in Belgium (2x10c and 30c), sent back to Geneva, with Swiss 50c due added on arrival (12 Oct), some toning at right, otherwise fine (Image)

Est.$250

1921 4fr unexploded booklet with surcharged panes, also 1948 two 3fr booklets, fine-v.f. (Zu.19,38) cat. $680 (Image)

Cat. $680, Est.$200

1913 Forerunners, eight different, l.h. or h.r., fine-v.f. (Zu.I, III, V-VIII, X,XII) cat. $2920 (Image)

Cat. $2920, Est.$750

1913 Burgdorf-Bern, 50c green canceled 30.III.13 and used in combination with 5c Tell on official picture postcard, v.f., with Kirchberg arrival cds below, rare (Zu.IV) cat. $1200 (Image)

Cat. $1200, Est.$500

1913 Burgdorf-Bern, 50c green canceled 30.III.13 and used in combination with 5c Tell on Oskar Bider picture postcard, addressed to Bern, some irregular perfs and peripheral toning, otherwise fine (Zu.IV) cat. $1200 (Image)

Cat. $1200, Est.$300

1913 Burgdorf-Bern, 50c green canceled 30.III.13 and used in combination with 5c Tell on official picture postcard, v.f., with 1984 Liniger certificate (Zu.IV) cat. $1200 (Image)

Cat. $1200, Est.$500

1913 Sittern-Sion, 50c red, canceled 18.V.13 used in combination with 5c Tell on official picture postcard, minor creases and stains, fine appearance (Zu.Xa) cat. $3200 (Image)

Cat. $3200, Est.$500

1913 Vevey-Villeneuve picture postcard franked with 5c Tell, canceled 22.VI.13, with red "Poste Aerienne Vevey", somewhat unfresh, v.f., rare, with 1997 von der Weid certificate (Image)

Est.$300

1920 30rp with Propeller overprint, canceled "Bahnpost 21-5", perfectly centered, fresh and v.f., with 1984 Marchand/Von der Weid certificate (Zu.1,800 SFr) cat. $1250 (Cat No. C1) (Image)

Cat. $1250, Est.$400

1920 30rp with Propeller overprint, canceled Lugano 4.VI.21 and tied on large piece, v.f., signed Liniger, with his 1977 certificate (Zu.1,800 SFr) cat. $1250 (Cat No. C1) (Image)

Cat. $1250, Est.$400

1935 50c gray green and scarlet, with grilled gum, imperforate sheet margin single, n.h., v.f., with 1984 Zumstein certificate. A rare Swiss Air Post, one of only 50 printed (Zu.9z/A9) cat. $6500 (Cat No. C9a,var) (Image)

Cat. $6500, Est.$3,000

1936 40c on 90c blue gray, vermilion surcharge, canceled by Zollikon 8.XII.39 pmk on piece, tiny toned speck, still v.f., with 1983 Rellstab certificate (Zu.24a,950 SFr) cat. $800 (Cat No. C25a) (Image)

Cat. $800, Est.$250

1936 40c on 90c blue gray, vermilion surcharge, canceled by Basel 26.V.38 cds and used with additional franking on registered and flown cover to France, minor ink staining around the address portion, otherwise fine usage, with Avignon arrival pmk on back (Zu.24a) cat. $1200 (Cat No. C25a) (Image)

Cat. $1200, Est.$500

1938 75c on 50c "Pro Aero", uncanceled, overprinted "Specimen" in red, unused without gum, v.f. (Cat No. C26S) (Image)

Est.$500

1918 For the War Board of Trade, set of eight, n.h., v.f., with handstamped guarantee marks, cat. $822 (Cat No. 1O1-1O8) (Image)

Cat. $822, Est.$500