1901, Mouchon I 15c. orange optd. ‚F. M.‘ block of 18 with vertical gutter from upper margin with millesime ‚1‘, MNH and a very scarce block! Mi. € 1.980,-- ++ for mint hinged (Yvert 1, € 4.140,-- + for MNH) (Image)

1901, Mouchon I 15c. orange optd. ‚F. M.‘ block of 24 with vertical gutter from lower margin with plate number ‚P 2101 13‘,MNH and a very scarce block! Mi. € 2.640,-- ++ for mint hinged (Yvert 1, € 5.520,-- + for MNH) (Image)

1902, Mouchon II 15c. red optd. ‚F. M.‘ block of 24 with vertical gutter from lower margin with plate number ‚T 701 11‘, minor marginal blemishes but the stamps are all fine MNH, very scarce block! Mi. € 1.800,-- ++ for mint hinged (Yvert 2, € 7.560,-- + for MNH) (Image)

1904, Semeuse 15c. grey-green optd. ‚F. M.‘ block of 24 with vertical gutter from lower margin, MNH and a very scarce block! Mi. € 1.680,-- ++ for mint hinged (Yvert 3, € 5.040,-- + for MNH) (Image)

1906, Semeuse 10c. rose optd. ‚F. M.‘ block of 32 with horizontal and vertical gutters from left margin (incl. millesime ‚6‘), MNH and a very scarce block! Mi. € 1.280,-- ++ for mint hinged (Yvert 4, € 4.160,-- + for MNH) (Image)