TY  - BOOK
AU  - Esterer,Arnulf K.
AU  - Kane,Annette P.
TI  - Tools, shapers of human progress
AV  - TJ 147 E7.1969
PY  - 1969///
CY  - Greenwich, Conn.
PB  - Fawcett Publications
KW  - Tools
KW  - History
KW  - Herramientas -
KW  - Historia
KW  - Machinery
KW  - Maquinaria -
N1  - Titulo original: Tools : shapers of civilization, adapted by Annette P. Kane
ER  -