Ord, H.
Engineering drawing and materials : for mechanical engineering technicians / H. Ord. - 2nd rev. ed. - London : English Universities Press, c1963-1966. - 4 vol. - General technical series. .
Engineering drawing.
Engineering drawing and materials : for mechanical engineering technicians / H. Ord. - 2nd rev. ed. - London : English Universities Press, c1963-1966. - 4 vol. - General technical series. .
Engineering drawing.