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Filters: American Society of Civil EngineersSouthern Water Resources and Pollution Control ConferenceRiddick, W. C. Wallace Carl , 1864-19421990-19991970-19791890-18992020-2025North Carolina State University -- HistoryNorth Carolina College of Agriculture and Mechanic ArtsNorth Carolina State University. Department of Civil, Construction, and Environmental Engineering -- HistoryNorth Carolina State University. Department of Civil, Construction, and Environmental Engineering