Hudson, Wilbur G Conveyors And Related Equipment / by Wilbur G. Hudson - 3rd.ed. - New York : John Wiley & Sons, Inc., 1954 - vii, 524 pages .: graph, illustrations .; 23 cm Includes indexs (p.: 521 - 524) ISBN: Subjects--Topical Terms: Conveying machineryHoisting machinery Dewey Class. No.: 621.867 / HUD 1954