Universal encycopedia of machines or how things work; the theory and pactice of modern machines and methods, from the ball-point pen to the jet engine, from the polaroid camera to radar, with <1071=one thousand seventyone> two-colour drawings and <6=six> pages of four-colour illustrations

Universal encycopedia of machines or how things work; the theory and pactice of modern machines and methods, from the ball-point pen to the jet engine, from the polaroid camera to radar, with <1071=one thousand seventyone> two-colour drawings and <6=six> pages of four-colour illustrations - London George Allen & Unwin Ltd. 1967 - 590p

621(03) / GEO.67
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