Twenhofel, William H. Principles of sedimantation by W.H. Twenhofel - 2nd ed - New York Mcgraw-Hill Book Company, Inc. 1950 - xii, 673p. illus., diagrs 24cm Includes bibliographies Subjects--Topical Terms: Sedimentation and deposition Dewey Class. No.: 551.3 / TWE