1886 
born in Aachen / Germany 
            1908  works like Walter Gropius for
Peter Behrens 
            1924  founds
the discussion group "Der Ring" 
                    
            membership
at Deutscher
Werkbund (DWB)     
1926  becomes DWB vice president 
1927  coordinator of the Weissenhof estate in Stuttgart 
            1932  exhibition at Museum of
Modern Art in New York 
            1938  emigrates to the United States 
1939  founds architectural office in Chicago 
1944  becomes an American citizen 
1960  receives gold metal from the American Institute  
                    
            of Architects  
            1969  passed away in Chicago / USA 
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