00318nam a2200109Ia 4500008004100000082001400041100001500055245005900070260004000129300001100169650002800180240817s9999    xx            000 0 und d  a621.03 J2  aHorner.J.G 0aDictionary of terms Used in theory of mechanichal eng.  c1952a Londonb The technical press  a417 p.  a Electrical Engineering