Letter from Otto Tetens to Max Wolf Add to clipboard Heid. Hs. 3695 E File 1891 Part of Heidelberg University Library In: Autographensammlung Universitätsbibliothek Heidelberg
Letter from Franz Thorbecke to Max Wolf Add to clipboard Heid. Hs. 3695 E File 1903/1930 Part of Heidelberg University Library In: Autographensammlung Universitätsbibliothek Heidelberg
