TY  - BOOK
AU  - Platt, Richard.
CN  - T15
CN  - T15
CY  - London ;
CY  - New York :
DA  - 1994.
ET  - 1st American ed.
ID  - 157922
KW  - Inventions
KW  - Inventions
N1  - Includes indexes.
PB  - Dorling Kindersley,
PP  - London ;
PP  - New York :
PY  - 1994.
SN  - 1564586758
T1  - Smithsonian visual timeline of inventions /
TI  - Smithsonian visual timeline of inventions /
ER  -