sentences:  After he later relocated to Los Angeles and opened a gallery on Rodeo Drive in Beverly Hills, celebrities such as Fred Astaire, Cary Grant, Katharine Hepburn, Walter Huston and Alfred Hitchcock became clients.Frankl wrote several books and magazine articles about the Modern Style and was its most vocal proponent.He established the American Union of Decorative Artists and Craftsmen (AUDAC) in 1928.