%0 Book %D 1950 %T Flint quarries, the sources of tools and, at the same time, the factories of the American Indian; with a consideration of the theory of the "blank" and some of the technique of flint utilization %A Bryan, Kirk %C Cambridge, %I The Museum %K Flint. %K Indians of North America Implements. %K Indians of North America Industries. %K Quarries and quarrying United States. %L rstkck E51M E51yr E51ANT %P vii, 40 %Z illus. 27 cm.