1924 10c Artist's proof (state 1a, without "FRANCE" and sun rays above arm) in dark green, two strikes on glossy paper, very fine (Image)

1924 10c Artist's proof (state 1a, without "FRANCE" and sun rays above arm) in light blue on white paper, very fine (Image)

1924 10c Artist's proof (state 1a, without "FRANCE" and sun rays above arm) in light green on white paper, thin at top (Image)

1924 10c Olympics presentation die proof in the issued colours with control perforation at top, very rare with only 10 examples printed, signed J. F. Brun (Image)

1924 Paris 25c die proof (state 2) of the frame and central vignette (one above the other) with frame in black and vignette in dull blue on gummed paper, very fine, signed J. F. Brun (Image)

1924 Paris 25c die proof (state 2) of the frame and central vignette (one above the other) with frame in dark grey and vignette in dark brown on gummed paper, very fine (Image)

1924 25c Olympics die proof (state 2) in red and blue on thin paper with embossed impressions of the dies, very fine, signed J. F. Brun (Image)

1924 Paris 25c die proof (state 4) in blue-grey and brown on white paper, endorsed "A-3-5" in pencil on reverse, very fine (Image)

1924 25c Olympics die proof (state 4) in mauve and deep green on gummed paper with control perforation at top, fine, signed J. F. Brun (Image)

1924 25c Olympics presentation die proof (state 6) in the issued colours with control perforation at left, very rare with only 10 examples printed, signed J. F. Brun (Image)

1924 30c Olympics die proof with surround in orange-brown and black on white paper (surround in same colour as the frame), fine, signed J. F. Brun (Image)

1924 30c Olympics die proof (state 5a, with surround) in the issued colours on buff carton paper (surround in both colours), fine, signed J. F. Brun (Image)

1924 30c Olympics die proof (with surround) in reddish brown and dark blue on thin meshed paper, heavy horizontal crease which has split and been reinforced by sellotape (Image)

1924 30c Olympics die proof (state 2) in purple and rose on gummed paper, fine, signed J. F. Brun (Image)

1924 30c Olympics die proof (state 2) in dull purple and bright blue on meshed paper with embossed impression of the printing dies, some minor imperfections clear of the design, signed J. F. Brun (Image)

1924 30c Olympics die proof (state 2) in light blue and black on meshed paper with embossed impression of the printing dies, fine, signed J. F. Brun (Image)

1924 30c Olympics die proof in the issued colours on buff carton paper, very fine, signed J. F. Brun (Image)

1924 30c Olympics presentation die proof (state 6) in the issued colours with control perforation at left, very rare with only 10 examples printed, signed J. F. Brun (Image)

1924 Paris 30c proof in violet on gummed imperf. double sheetlet with other issues of France (two of each with a light fold in between), small tear at top and some handling bends, fine and scarce (Image)

1924 30c Olympics (state 1b, in similar design of the issued 50c but with "POSTES" only at lower left) die proof in orange-brown on handmade meshed paper with embossed impression of the printing die, pinholes with two affecting the stamp, rare, only 10 known of this type, signed J. F. Brun (Image)

1924 30c Olympics (state 1a, in similar design of the issued 50c but with "POSTES" only at lower left) die proof in black on thin vertically ribbed paper with embossed impression of the printing die, stain at top otherwise fine, signed J. F. Brun (Image)

1924 30c Olympics (state 5, in similar design of the issued 50c but with "POSTES" only at lower left) proof in blue on thin paper, small stain at top, fine, signed J. F. Brun (Image)

1924 50c Olympics die proof (state 4) in blue and green on yellowish paper, slight thin at top, fine, signed J. F. Brun (Image)

1924 50c Olympics unissued design (depicting the Roman arena in Nîmes) die proof (state 2) in dark blue and light blue on white paper, with embossed impression of the printing die and positioning pin holes either side, signed at the lower right by the engraver Daussy, fine, signed J. F. Brun (Image)

1924 50c Olympics unissued design (depicting the Roman arena in Nîmes) die proof (state 2) in black and light brown on thin vertically ribbed paper, with embossed impression of the printing die and positioning pin holes either side, very fine, signed J. F. Brun (Image)