1. Industrial Water Supply From Processed Sewage Treatment Plant Effluent at Baltimore, Md;Wolman;Sewage Works Journal,1948
2. Waste Disposal at the Fontana Steel Plant;Riegel;Sew. & Ind. Wastes,1952
3. Sewage Treatment Plant at the Grand Canyon National Park;Hommon;Pub. Health Repts.,1928
4. Digestion of Activated Sludge;Froehde;Calif. Sewage Works J.,1929
5. San Diego State Teachers College Plant;Phelps;Calif. Sewage Works J.,1932