50 C. chamber of commerce stamp (2) with patriotically additional franking 4 Fr. and 1 Fr. Petain as properly franking on registered letter from "St. Gildas of the Bois 20.4.45" to La Baule with arrival postmark on the back from 24.04.45, minimal impurities, expertise Lothar Herbst VP (2025) "the other condition is perfect.