1942, inverted black overprint ''France Libre F.N.F.L.'' on Tortue Lighthouse stamp of 90c ultra, full OG, NH, VF and scarce, S. Sismondo certificate, Dallay #270a, €1,900 (Image)

1942, inverted black overprint ''France Libre F. N. F. L.'' on New York World's Fair stamp of 2.25fr ultra, full OG, NH, VF and rare, pencil signed by J.A. Fox, Dallay #291a, €2,400 (Image)

Postage Due stamps. 1942, Codfish, black overprint ''France Libre/F N F L'' on 5c-3fr, complete set of ten, used together with surcharge 10fr on 1.25fr on registered cover from St. Pierre et Miquelon to NYC, censored, postmarked on arrival, VF and a truly exhibition piece, C.v. $825 for stamps off cover, Dallay #57-66, €1,845 (Image)