Manager National Contracting Company, section A, East Boston Tunnel, and portion of New Orleans drainage system, 1900-1904. Manager Municipal Engineering Company and Sanitary Engineering Company of New York, 1904-1906. Div. engineer Florida East Coast R.R. building Long Key Viaduct, 1906-1908.
In charge of sewer work for Ferro-Concrete Construction Company, 1908-1909. Manager Blackstaff Engineering Company, Louisville, 1909-1910. Engineer Blaw-Knox Company, Pittsburgh, since 1912.
Author: The Second Regiment of United States Volunteer Engineers, 1899. Interior Wiring, 1900. Garbage Crematories in America, 1906.
Methods and Devices for the Bacterial Purification of Sewage, 1908. The Sub-Atoms, 1933