Elderton, Ethel Li^ and Pearson,Karl
The relative strength of nurture and nature
P. 1. The relative^strength of nurture and na-
ture. 2 edition,revised.By Ethel M. Elderton
P. 2. Some recent misinterpretations of the
problem of nurture and nature. By Karl Pearsen
8:o Cambridge...19*1^7
(University of London. Galton laboratory
for national eugenics. Eugenics laboratory
lecture series. 3.)

-ody Te
Elderton, Ethel M., and Pearson,Karl
The relative strength of nurture and nature
P. 1. The relativestrength of nurture and na-
ture. 2 edition,revised,By Ethel M. Elderton
P. 2. Some recent misinterpretations of the
problem of nurture and nature. By Karl Pearsa
8 :o Cambridge...1915 .
(University of London. Galton laboratory
for national eugenics. Eugenics laboratory
lecture series. 3.)