1895 – 1950, Silikatchemiker

1859 – 1931, Silikatchemiker; Industrieller

1840 – 1897, Chemiker; Silikatchemiker

1842 – 1909, Chemiker; Silikatchemiker

1817 – 1871, Laborleiter; Silikatchemiker

Leaflet | Map tiles by BSB MDZ, under CC BY 3.0. Data by OpenStreetMap, under ODbL.