10, 30 and 40 Centimes, as well as 1 and 20 Franc postage stamps from the "Marshal Petain" and "Mercury Head" issues, with hand-stamped overprint "Fortress Lorient", mixed franking on a properly stamped letter from Ploemeur to Melac, Finist?re department, 25 km behind the fortress border of Lorient, censorship stamp Fortress Lorient 14.03.1945 with the paraphe "Sch" of the censor officer Dr. Alfons Schmitt. Michel number 9 has double hand-stamped overprints. Very good condition, certified Calves, detailed expertise by Lothar Herbst VP (2026), very rare franking combination, Michel 2,600.-