Are there genetically based mental differences between the races?

Science

Title	Are there genetically based mental differences between the races?
ISBN
Author	Davenport, C.B.
Binding	PAMPHLET
Publisher	Science
Publisher Year	1928
Publisher Location
Condition	Very Good
Description	1928. Reprinted from Science, Vol. LXVIII, No. 1773, pp. 628. Ownership stamps: Karl Sax and E.M. East. First separate edition. Offprint. Original wrappers. *