TY  - BOOK
AU  - Walton,Harry
TI  - The how and why of mechanical movements: exactly how machines work: engines, turbines, transmissions, brakes, clutches, rockets, atomic generators, gyroscopes, guidance systems
AV  - TJ 146 .W34
PY  - 1968///]
CY  - New York
PB  - Popular Science Pub. Co.
KW  - Machinery
ER  -