TY  - BOOK
AU  - Mumford,Lewis
TI  - Technics and civilization,
U1  - 301.243 
PY  - 1934///]
CY  - New York
PB  - Harcourt, Brace and company
KW  - Technology and civilization
KW  - Industrial arts
KW  - History
KW  - Social change
N1  - "First edition."
ER  -