25 piastre unwatermarked impeccable mint never hinged from lower margin, with marker cross on margin to facilitate cutting or perforating of panes and plate number 15 (green black) as well plate number 7 (dark carmine), still unsigned, photo expertize Ronald F. Steuer (for the sheet from the stamp originates), as well photo expertize Dr. Hartung: \"very well perforated and in faultless, mint never hinged condition. \" Michel 650.-