Controlling in-plant airborne contaminants : systems design and calculations /

by Constance, John Dennis, 1909-
Published 1983

How to become a professional engineer /

by Constance, John Dennis, 1909-.
Published 1966

Mechanical engineering for professional engineers' examinations : including questions and answers for Engineers-in-training review /

by Constance, John Dennis, 1909-.
Published 1969