CB11-CB20 VF NH, 1929 "Tanger" Ovpt on 1928 Air Post Semi-Postal Issue, panes/25 ea w/ missing R selvage (Image)

Cat. US$1,313 LE

CB35 VF 1950 Stamp Day 15fr+10fr airplane over map of Atlantic Ocean, (4) sunken die trial color deluxe proofs, the color at top (plane, sky, text) is diff on each stamp, ranging from violet to blue, each signed Gandon; actually these are essays since the flight path on issued stamp is absent; color differences very subtle, VF (ex-Sismondo) (Image)

Est. US$200-300 SE

CB42 VF 1952 Stamp Day w/ airplane & stamp-on-stamp first Airmail stamp; (6) sunken die deluxe trial color proofs, each signed by artist Mazelin, each proof has diff combos of the two colors used for the frame & the stamp-on-stamp image w/ shades of blue, violet, black, brown (2 might be same combos, color differences subtle); scarce, all from the Prince Rainier collection, VF (ex-Sismondo) (Image)

Est. US$300-400 LE