used 1Kr. deep black (tiefschwarz) (Plate 2) from upper right corner of pane with good to very large margins, showing dividing lines on three sides, cancelled by part cogwheel "9" at Amorbach, tiny crease at upper left corner and with traces of faint toning on reverse that are not apparent from face. Very fine and scarce. Pfenninger certificate. M.1 IIb; D.M. 8,000. Photo