France, 1924 25c Olympic, Imperforate Setenant with Perforate. Corner margin pair with top stamp imperforate setenant with perforated stamp below, o.g., never hinged (slightly disturbed), bit of gum adherence on front, Very Fine and rare; with 1988 Roumet certificate (without mention of any flaws or defects), signed both Roumet and Calves. Scott No. 199  Estimate $750 - 1,000. $0 (Image)