Beakley, George C.
Introduction to engineering design and graphics / George C. Beakley, Ernest G. Chilton. - New York : Macmillan, 1973. - xii, 818 p. : ill.
Engineering graphics.
Engineering design
Introduction to engineering design and graphics / George C. Beakley, Ernest G. Chilton. - New York : Macmillan, 1973. - xii, 818 p. : ill.
Engineering graphics.
Engineering design