20 penny worker series, variety \"at the bottom imperforated\", horizontal pair from lower margin with house order number \"4116.47 2\", mint never hinged, faultless condition, as a matter of form mention we 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