Albrecht Penck to Gustav Hellmann Add to clipboard Cod. Ms. H. Wagner 37 : 5, Bl. 81-84 File 1911-01-13 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
Letter from Siegfried Passarge to Hermann Wagner Add to clipboard Cod. Ms. H. Wagner 36 : 8 File 1907/1927 Part of Lower Saxony State and University Library Göttingen In: Pahde - Payer (Title)
Ludwig Friedrichsen to Hermann Wagner Add to clipboard Cod. Ms. H. Wagner 36 : 8, Bl. 51-52 File 1914-04-08 Part of Lower Saxony State and University Library Göttingen In: Pahde - Payer (Title) >> Letter from Siegfried Passarge to Hermann Wagner