MECKLENBURGHAUS KIAUTSCHOU, clean and central mounted, faultless letter piece with 2 cents \"imperial yacht\", study group 60,- (29a) (Image 1) (Image)

TSINGTAU KIAUTSCHOU * an and TSINGTAU KIAUTSCHOU *, reserve cancel with and without \"a\", study group types 10 an and 10 b, letter piece with 5 penny as well block of four 4 cents \"imperial yacht\", in perfect condition, very neat and complete cancellations! (6,20) (Image 1) (Image)

TSINTAU CHINA * a 8 / 4 99, clear on 5 Pfg lively opal green with black typography overprint \"China\" on postcard with no longer complete franking, very rare stamp with the distinction letter \"a\", photo expertize Steuer BPP. (V2I) Certificate (Image 1) (Image)

5 penny \"imperial yacht\" with cancellation \"German sea mail SHANGHAI-TIENTSIN\" on faultless postcard with long legitimate text, Michel / study group 145,- (6) (Image 1) (Image)

Question part the postal stationery 10 penny \"imperial yacht\" with cancellation \"German sea mail SHANGHAI-TIENTSIN 30 / 5. I0\" inverted temporary type 01, to Berlin with arrival postmark, legitimate text, rare, Michel / study group 360,- (P4F) (Image 1) (Image)