Official not issued: 3 penny and 10 penny to 5 Mark Reichspost with typography overprint "China" with comma-shaped i-point, always as corner margin piece respectively 3 penny from lower margin of the sheet, without the 5 penny value complete set with 12 values, mint never hinged, faultless condition, signed J. Schl. (esinger) and photo expertize Ronald F. Steuer BPP "in perfect mint never hinged condition. ", Michel approximate 16.000.- (due to of the missing 5 penny value)