Plan for the Collection, Purification and Disposal of the Sewage of the City of Philadelphia, 1912
Outside Sprinkling Filters, Spring Garden Sewage Experiment Station, 1911
The application of scientific principles to practical ends as the design, construction, and operation of efficient and economical structures, equipment, and systems; also the profession of or the work performed by an engineer. Good practices in the various subdivisions of this field, including civil, sanitary, and transportation engineering, are the foundation of any city's well-being and livability.