All about engines and power [by] Sam & Beryl Epstein. Illustrated by Joseph & Eva Cellini. Epstein, Sam, 1909- Epstein, Beryl Williams, 1910- joint author. Power (Mechanics) Juvenile literature. Engines Juvenile literature. TJ147 .E6 621.4 SAA New York, Random House [c1962] [c1962] 1962 Text 144 p. eng Allabout books, 45