Letter from Hans Schneiderhöhn to Siegfried Passarge Add to clipboard Archiv d. Geol. Vereinigung Nr. 9811 - 9812 File 1928 Part of Freiburg University Library, Breisgau In: Autographensammlung Universitätsbibliothek <Freiburg, Breisgau>
Letter from Siegfried Passarge to Friedrich von Huene Add to clipboard Ga 80/547 File 1945-01-01 Part of Freiburg University Library, Breisgau In: Huene GA 80 (Title)
Letter from Siegfried Passarge to Wolfgang Soergel Add to clipboard GA 56/610 File 1931/1941 Part of Freiburg University Library, Breisgau e.g. occupation of the Chair of Geology in Hamburg: von Seidlitz In: Soergel GA 56 (Title)
