TY  - BOOK
AU  - Gifford,Clive
TI  - 50 things you should know about inventions
SN  - 9781784935610
U1  - 609 23
PY  - 2016///
CY  - London : 
PB  - QED Publishing , 
KW  - Inventions - Juvenile literature. ; Inventors - Juvenile literature
N1  - Includes index
ER  -