20 pfennigs worker series, variety "at the bottom imperforated", horizontal pair from lower margin with house order number "4116.47 2", mint never hinged, very fine, as a matter of form mention we the the left lower margin oblique torn off is (see photo), a scarce unit and with the house order number as the case may be unique, photo expertize Andreas Schlegel BPP, Michel 2.400.- plus plus