France. 1940-41 Surcharges. 50(c.) on 55c. violet, surcharge inverted, unmounted mint, superb and rare. Signed Calves. Spink Maury 478e, €1,300 (Image1)

Est. £400-800

France. 1940-41 Surcharges. 50(c.) on 75c. sage-green, horizontal strip of three with interpanneau margin between the first and second stamps, surcharge misplaced diagonally, resulting in the second stamp without surcharge and the third with with "50" above bars, unmounted mint, fine. Spink Maury 480c, etc., €1,500+. (Image1)

Est. £500-1,000