Official and political papers, lectures, essays, publications, correspondence
Private correspondence
Private correspondence
Wilhelm Solf letters to family
Publications and speeches of Wilhelm Solf: Natives and settlers of Samoa
Publications and speeches of Wilhelm Solf, pp. 137-234
Private correspondence with Otto Gleim
Private correspondence with Fritz Haber
Private correspondence with Maximilien von Hagen
Private correspondence with Maximilien von Hagen
Private correspondence with Gottlieb von Jagow
Private correspondence with Albert Hahl
