San Francisco: Chronicle Books, 1990. First Edition. Softcover (oblong). Used - Very good. Card stock cover with french flaps. Bumped at bottom corner, otherwise sound and clean. 2.5 x 24 x 1.3 cm. B&W illustrations. Bibliography. 144 pp. Item #9052
Includes over 500 drawings filed with the United States Patent Office in the years 1930-1945.