1893 | born in Oberesslingen |
| apprenticeship as a decorative painter in Hildesheim |
1909-12 | Stuttgart School of Arts and Crafts |
1912 | moved to Dresden and studied at the academy |
1919 | after his return from English war captivity continuation of studies |
1929 | Moves to Hamburg; member of the "Freie Sezession |
1933 | Moves to Norway |
1935 | Trip to the Lofoten Islands |
1939-43 | Move to Helvik on Nesodden in the Oslo Fjord |
1946/47 | resumption of his graphic work |
until 1950 | Exhibitions in Oslo, Copenhagen, New York, Germany and Europe |
1958 | "Lichtwarck Prize" of the city of Hamburg |
1961 | Stay in Venice |
1962 | Honorary member of the Hamburg Academy of Arts; participation in the Venice Biennale |
1972 | extensive retrospective at the National Gallery in Oslo |
1975 | died in Oslo |