1850 Orts Post, 2 1/2r black & red, unused without gum, margins all around, minute flaws, fine appearance, cat. $3500 (Cat No. 1) (Image)

Cat. $3500, Est.$300

1850 5r dark blue, black & red, full black frame around cross, black "P.P." cancel, margins all around, good color, v.f., with handstamped guarantee on back, cat. $1375 (Cat No. 5) (Image)

Cat. $1375, Est.$300

1855 5r brown, yellow silk thread, unused without gum, margins all around, v.f., with 1978 PFC (Zu.22C) cat. $625 (Cat No. 24) (Image)

Cat. $625, Est.$200

1882 Numerals, 15c yellow, used, fine, with 1978 PFC (Zu.57) cat. $375 (Cat No. 81) (Image)

Cat. $375, Est.$200

1905 Standing Helvetia, 30c brown, plate flaw "HELVETTA" at top, neatly canceled 7.II.06, well centered, v.f., signed Raybaudi, with his 2011 certificate (Zu.68D, SFr.2,400) (Cat No. 107var) (Image)

Est.$500

1930-35 collection of 71 covers or cards, all different flights and cachets, many excellent frankings with some extremely rare items included, fresh, fine-v.f. A wonderful collection of this fascinating area (Image)

Est.$15,000

1918 For the War Board of Trade, thin overprint on 7 1/2c gray type II, n.h., post office fresh, v.f., handstamped "G" on back, with 1973 PFC (Zu.3, SFr 800) (Cat No. 1O3a) (Image)

Est.$300

1927 Pro-Juventute, set of four on FDC, registered in Berne, filing fold at left, otherwise v.f. (Zu.41-44, SFr 700) (Cat No. B41-44) (Image)

Est.$200