2 Mark \"indoor service\" in the gutter pair, left stamp with plate flaw V, central office cancellation \"HANKAU\" from the Petschili time, already single pieces are with Factor 40 in the Steuer handbook valued and very rare, gutter pairs even with frequent postmarks values there LP, right stamp with small manufactured paper wrinkle, photo expertize Steuer BPP, careful by the Michel-Catalogue / Steuer estimated value at least 5.000.-! !