How machines work /
Rawson, Christopher.
How machines work / Christopher Rawson ,Colin King. - London : Usborne Publishing Ltd, 1976. - 46 p. : ill. ; 26 cm.
Includes index.
Introduction to world of machines and motors used in homes, transportation, mining, farming, military, space, etc.
9780860201977
Machinery-- Juvenile literature.
Machinery.
621.8 RAW
How machines work / Christopher Rawson ,Colin King. - London : Usborne Publishing Ltd, 1976. - 46 p. : ill. ; 26 cm.
Includes index.
Introduction to world of machines and motors used in homes, transportation, mining, farming, military, space, etc.
9780860201977
Machinery-- Juvenile literature.
Machinery.
621.8 RAW