Timings, R. L. Newnes mechanical engineer's pocket book / Mechanical engineer®s pocket book Roger Timings and Tony May - 2nd ed. - xxii, 850 páginas : ilustraciones ISBN: 0750632623 Subjects--Topical Terms: Ingeniería mecánica--Manuales LC Class. No.: TJ151 / T55 1997 Dewey Class. No.: 621