5 Pfennig on 10 Pfennig Crown / Eagle with steep printing imprint "China" and violet line, overprint in Type 1 a - only once occurring in the half sheet (field 1 or 51), cancelled with single-circle postmark TSINGTAU 5 / 6 00 on a postal fragment, unsigned, photo certificate Michael Jaeschke-Lantelme BPP "in flawless, used condition."