40 C. postal stamp with overprint "fortress Lorient" - variety "inverted overprint" in mixed franking with horizontal gutter pair 80 C. postal stamp with variety "gutter with head on vertical overprint" being a correctly franked on cover from "Le palace 26. 4 45" to La Baule with on the back arrival postmark "La Baule 4. 5 45", without any signs, detailed, new photo expertize Lothar autumn VP (2015) : "Michel. No. 3 K has at the bottom slight tiny stain spots to the tips of the teeth. The other condition is perfect and excellent for this visually very representative cover from the wartime 1945. the stamps have only a very small issue from 180 piece (Michel. No. 3) and only 300 pieces (Michel. No. 7), Michel-no. 3 K with very scarce inverted overprint. Michel-no. 7ZW in the gutter pair with printing machines no. 8 (1 time in the sheet), only 3 pieces approximate possible. Empty space with inverted overprint! Extreme rare gutter pair. Covers of the fortress post Lorient are general very rare. "