Letter from Alfred Hettner to Leo Waibel Add to clipboard Heid. Hs. 3929 D I,168 File 1922/1934 Part of Heidelberg University Library In: Estate of Alfred Hettner (title) >> Hettner, Alfred: Correspondence (Title)
Letter from Leo Waibel to Alfred Hettner Add to clipboard Heid. Hs. 3929 D II,466 File 1911/1935 Part of Heidelberg University Library In: Estate of Alfred Hettner (title) >> Hettner, Alfred: Correspondence (Title)
Letter from Leo Waibel to Hans Mortensen Add to clipboard Heid. Hs. 3929 D III,78 File o.D. Part of Heidelberg University Library In: Estate of Alfred Hettner (title) >> Hettner, Alfred: Correspondence (Title)
Letter from Leo Waibel to Hans Schneiderhöhn Add to clipboard Archiv d. Geol. Vereinigung Nr. 11790-11792 File 1920/1921 Part of Freiburg University Library, Breisgau In: Autographensammlung Universitätsbibliothek <Freiburg, Breisgau>
Letter from Leo Waibel to Siegfried Passarge Add to clipboard Heid. Hs. 3929 D III,79 File 1921-08-04 Part of Heidelberg University Library In: Estate of Alfred Hettner (title) >> Hettner, Alfred: Correspondence (Title)
Letter from Leo Waibel to Wilhelm Salomon-Calvi Add to clipboard Archiv d. Geol. Vereinigung Nr. 11789 File 1921 Part of Freiburg University Library, Breisgau In: Autographensammlung Universitätsbibliothek <Freiburg, Breisgau>
Letter from Siegfried Passarge to Leo Waibel Add to clipboard Heid. Hs. 3929 D III,48 File 1921-08-01 Part of Heidelberg University Library In: Estate of Alfred Hettner (title) >> Hettner, Alfred: Correspondence (Title)
