2.
Letter 1888-11-10, London
Siemens, Alexander, 1847-1928 (author)
Pole, William, 1814-1900 (addressee)
Siemens, Ernst Werner von, 1816-1892 (associated name)
Siemens, Karl Wilhelm, 1823-1883 (associated name)
letter
1888-11-10
Waller Ms de-05415 Waller - German/Austrian Collection
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