Party affiliation: Republican
Settled Lawrence, Kansas, 1877. Built dam across Kansas River and began manufacturing. Organized Douglass Company Bank, 1878 (Lawrence National Bank), president, since 1888.
President Bowersock Mills & Power Company, Kansas, Water Power Company, Lawrence Ice Company, Lawrence Iron Works, Lawrence Paper Manufacturing Company, etc. President of the Lawrence Clearing House Association Mayor, Lawrence, 1881-1885. Member Kansas House of Representatives, 1887, Senate, 1895.
Member 56th to 59th Congresses (1899-1907), 2d Kansas District. Candidate for United States senator, 1903.