1872 - 1874, vast collection of 128 multiples, from double piece to to the strip of four / block of four, from latter 20 pieces, as well among others Michel-no. 1, 3, 6, 11, 16, 17, 20, Michel-no. 15 as strip of three, by Michel-no. 29 various varieties like 2 1 / 3, many expertized as well 40 certificates / short attests, many superb to outstanding quality, Michel approximate 55.000.-;