Letter from Gerhard Rohlfs to Ferdinand von Richthofen Add to clipboard 89 File 1878-06-15 Part of Schönebeck Castle Museum of Local History Strong criticism of Richthofen's African society In: Archiv Gerhard Rohlfs - Nachlaß Gerhard Rohlfs Rohlfs, Friedrich Gerhard
Letter from Hans von Ramsay to Ferdinand von Richthofen to the Gesellschaft für Erdkunde <Berlin> Add to clipboard Slg. Darmstaedter Afrika 1886: Ramsay, Hans von, Blatt 3 File 1900-07-03 Part of Berlin State Library. manuscript department In: Col. Darmstaedter (title) >> Research trips (title) >> Africa (Title)
Letter from Paul Rohrbach to Ferdinand von Richthofen Add to clipboard Slg. Darmstaedter Ld 1902: Rohrbach, Paul, Blatt 3-4 File 1902-12-28 Part of Berlin State Library. manuscript department In: Col. Darmstaedter (title) >> L Natural sciences (title) >> Ld Geography (Title)