TY  - BOOK
AU  - Macaulay,David
TI  - The way things work
SN  - 0395428572
AV  - T47 .M18 1988
U1  - 600 19
PY  - 1988///
CY  - Boston, MA
PB  - Houghton
KW  - Technology
KW  - sears
N1  - Includes index; SLJBB; A; HBFF; NSTA; VOYA; HB; BCCB; YA; Not; EC; C; 3-7
N2  - Text and numerous detailed illustrations introduce and explain the scientific principles and workings of hundreds of machines including a lawn sprinkler, pneumatic drill, electric guitar, and a smoke detector
ER  -