Letter from Siegfried Passarge to Georg Kollm to Gesellschaft für Erdkunde <Berlin> Add to clipboard Slg. Darmstaedter Afrika 1893: Passarge, Siegfried, Blatt 3-10 File 1893-04-29/1910-02-24 Part of Berlin State Library. manuscript department In: Col. Darmstaedter (title) >> Research trips (title) >> Africa (Title)
Siegfried Passarge to the Executive Board of Gesellschaft für Erdkunde Add to clipboard Cod. Ms. H. Wagner 37 : 5, Bl. 85-88 File 1911-01-05 Part of Lower Saxony State and University Library Göttingen Controversy Siegfried Passarge - Albrecht Penck In: Pechel - Peucker (Title) >> Letter from Albrecht Penck to Hermann Wagner
