Washington State Department of Social and Health Services, death certificate, 012939 (1977), Seattle & King County Vital Statistics. Clarence Franklin Larsen; death: June 6, 1977 Mercer Island; b. Jan. 9, 1890 Minnesota, widowed; usual occupation: president, Charles H. Lilly Co.; residence: Mercer Island, father: Louis Larsen; mother: Francina.