The world of machines.
- 2nd ed.
- London : Macmillan, c 1986.
- 64 p. : ill. ; 28 cm.
- Look it up, 12. .
Includes index.
314 314
0 333 39730 4 0 333 39568 9
Machinery -- Juvenile literature.
Machinery.
032 / L872r
Includes index.
314 314
0 333 39730 4 0 333 39568 9
Machinery -- Juvenile literature.
Machinery.
032 / L872r