Harkness, H. W. 1891- Elementary plane rigid dynamics, by H. W. Harkness. - New York : Academic Press 1964. - ix, 194 p. il. 21 cm. - Academic paperbacks. Physics . - Academic paperbacks. Physics . Subjects--Topical Terms: Dynamics Rigid. Subjects--Index Terms: DinĂ¡mica rĂgida Universal Decimal Class. No.: 531.3