Title: Order of birth, parent-age, and intelligence
First published: 1931
Subjects: Ability, Birth order, Children with disabilities, Exceptional children, First-born children, Institute for Juvenile Research (Ill.), Child Development, Exceptional Child, Intelligence, Child, Parent-Child Relations, Eugenics, Congenital Abnormalities, Genetics, Illinois. Institute for juvenile research, Chicago
LC classification: HQ754.B5 T5