2.
Letter 1890-09-15, Popovka
Metchnikoff, Elie, 1845-1916 (author)
Haffkine, Waldemar Mordecai Wolff, 1860-1930 (addressee)
letter
1890-09-15 - New style. Sept. 3dr (old style)
Waller Ms Haff-00307 Waller - Halfkine Collection
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