Rotary and motor convertors A hand-book for operators and attendants
Smith, Ernest F.
Rotary and motor convertors A hand-book for operators and attendants - London Technical Press Ltd. 1926 - xii,233p. 17cm.
Dormitory:24654
621.312 / S53R
Rotary and motor convertors A hand-book for operators and attendants - London Technical Press Ltd. 1926 - xii,233p. 17cm.
Dormitory:24654
621.312 / S53R