Began in office United States supervising architect, Washington, 1910. Became associate with Edward H. Bennett, 1912. Member Bennett, Parsons & Frost, 1922-1937, Bennett & Frost since 1937.
Prepared city development plans for Phoenix, Pasadena, St. Paul, Fort Wayne, Palm Beach, Davenport, Quezon City (P.I.) and others. Designer of Camp Las Casas, P.R., Camp Grant, United States Botanic Garden Conservatory, Federal Trade Commission Building (Washington), William Wrigley, Junior Memorial (Santa Catalina Island, California), City Park (New Orleans), etc. Tec. adviser Chicago Board of Zoning Appeals, 1923-1924.
City planning and architectural adviser to Commonwealth of P.I., 1940-1941, on the new Capital City, resort cities of Tagaytay and Dansalan, National Exposition, University of Philippines and Capitol Building.