1.
Letter 1894-02-20?, Jena
Haeckel, Ernst Heinrich Philipp August, 1834-1919 (author)
Lynge, Herman Johannes Vilhelm, 1862-1945 (addressee)
letter
1894-02-20 (around)
Waller Ms de-01932 Waller - German/Austrian Collection
Uppsala universitetsbibliotek