20 penny crown / eagle violet ultramarine, rare block of six with very rare cancellation "Tsingtau Kiautschou * b 8 / 6 / 01", the on this follower issue only from 1.4. To 31.12.1901 as correct cancellation occurs. Through hinge posted up tear by of the right lower stamp - otherwise faultless, photo expertize Ronald F. Steuer BPP (2023)