sentences:  While under Wright's apprenticeship, Klumb worked on the design of the Ocotillo Desert Camp near Phoenix, and led the exhibition of Wright's work in Europe in 1931.In August, 1931, while coordinating a Frank Lloyd Wright travelling exhibit, Klumb married Else Schmidt, returning to the United States in November of that year.They had two children, Peter (born 1936), and Richard (born 1940).