TY  - BOOK
TI  - The Illustrated science and invention encyclopedia
AV  - T9 .S78 1977
PY  - 1977///
CY  - New York
PB  - H. S. Stuttman
KW  - Inventions
KW  - Dictionaries
KW  - Science
KW  - Technology
KW  - Dictionaries and encyclopedias
N1  - On title page: How it works; Previously published in United Kingdom under the title : How it works
ER  -