TY  - BOOK
AU  - White,Lynn Townsend
TI  - Medieval technology and social change
AV  - CB353 .W5
U1  - 901.92 
PY  - 1962///
CY  - Oxford
PB  - Clarendon Press
KW  - Civilization, Medieval
KW  - Technology and civilization
KW  - Social history
KW  - Medieval, 500-1500
ER  -