Santen, Gerard Willem Van Introduction to a study of mechanical vibration / Gerard W. Van S antem ; with a foreword by B.E. Noltingk - 3d rev. and enl. ed. - New York : Macmillan , 1961 - xviii, 340 p. : ill. ; 22 cm. Subjects--Topical Terms: Vibration.-------- Dewey Class. No.: 620.101