1900/01, highly interesting collection "Die Feldpost während des Boxeraufstands in China 1900-1901" with over 300 covers, postal stationary and picture postcards, including better cancellations, much naval shipmail, better secondary cancellations, registered covers, destinations etc. with a.o. GSK 1900 from Tientsin with blue L2 "MARIENBRIEF ABSENDER: MARINEDETACHEMENT" (file perforation), command cancellation as ship postmark on letter 1901 (SMS Wittekind), return letters with adhesive label of the naval post office, Reichspost 1 stamp (postage stamp) on parcel address and two letters/cards with cancellation "KAIS.DEUTSCHE FELDPOST-EXPEDTION *b 7:11", all upward on album sheets with inscription, neatly in five folders, ex Dr Findeiss