Explorateur de timbres ↺ Scott or Y & T ? Taxe 1951 Lithographed by the Compagnie lithographique d’Haïti, Port-au-Prince. Line perf. 11½. Postage Due Stamps (July 1951) Sc J21 / YT TT21 Sc J22 / YT TT22 Sc J23 / YT TT23 Sc J24 / YT TT24