TY  - BOOK
AU  - Mason,Otis Tufton
TI  - The origins of invention : : a study of industry among primitive pe oples / 
U1  - 609 
PY  - 1966///
CY  - Cambridge, Mass. : 
PB  - M. I. T. Press , 
KW  - Inventions
KW  - Industries, Primitive
N1  -  Originally published in England;  Includes bibliographical references
ER  -