1928 Ile de France, 10fr surcharges on 90c red and 1.50fr blue, bottom sheet margin singles, each canceled "New York au Le Havre 23.8.28" First day of Issue pmks, usual centering, signed Bartels, Champion, also Brun, with his 2007 certificates (YT PA 3-4, Euro 16,000) cat. $10050 (Cat No. C3-4) (Image)

Cat. $10050, Est.US$4,000

1936 50fr ultramarine, lower right sheet corner margin block of four with date (15 June, 1936), n.h., v.f. (YT Euro 7,000) cat. $6800 (Cat No. C15) (Image)

Cat. $6800, Est.US$2,000

1936 50fr ultramarine, lower right sheet corner margin block of four with date (15 June, 1936), n.h., v.f., with 2016 Gautre certificate (YT Euro 7,000) cat. $6800 (Cat No. C15) (Image)

Cat. $6800, Est.US$2,000

1936 50fr ultramarine, lower right sheet corner margin block of four with date (16 June, 1936), n.h., v.f., signed Roumet (Euro 7,000) cat. $6800 (Cat No. C15) (Image)

Cat. $6800, Est.US$2,000

1936 50fr ultramarine, block of four, neatly canceled, fresh and v.f., signed Calves, cat. $1240 (Cat No. C15) (Image)

Cat. $1240, Est.US$500