1902 - 1913, correspondence from Lieutenant Colonel from Tresckow - from the old Prussian aristocratic family of the later co-assassassin on Adolf Hitler, Henning from Tresckow - above 30 cards and envelopes, as well German post offices in China with sea mail cancel, stamp "Consecration ions" on follower postal stationery postcard, picture postcard with 2 x Michel no. 16 to Singapore and thence returned, pneumatic post Berlin and so on, interesting inventory from aging collector's estate