Auguste Viktoria, Empress, consort of William II, German Emperor, 1858-1921

The collection contains certificates issued and signed by various heads of state throughout Europe conferring medals and honors upon Ernst von Mendelssohn-Bartholdy; letters to Mendelssohn-Bartholdy from Bernhard von Bülow, Otto von Bismarck, and Auguste Viktoria; and handwritten letter from Mendelssohn-Bartholdy to historian Adolf von Harnack regarding collections at the Königliche Bibliothek zu Berlin, of which Harnack was director.