Pendred, B. W.
Kempe's engineer's year-book,1954, Vol .2 - 59th ed. - London : Morgan, 1954. - xii,1413 p.
Engineering Year Book
620.005 / P9639
Kempe's engineer's year-book,1954, Vol .2 - 59th ed. - London : Morgan, 1954. - xii,1413 p.
Engineering Year Book
620.005 / P9639