TY  - BOOK
AU  - Habakkuk, H. J
TI  - American and British technology in the nineteenth century: the search for labour-saving inventions 
PY  - 1967///
CY  - Cambridge
PB  - University Press
KW  - Technology
KW  - History
KW  - United States
KW  - Great Britain
KW  - Inventions
ER  -