Mental tests and heredity, including a survey of non-verbal tests.
Contributors: Schwesinger, Gladys Clotilde, 1893-,; Eugenics Research Association; Carnegie Institution of Washington
Publisher: The Galton publishing company
Published: 1930
Place of publication: New York
Language: eng
Number of pages: 298
Subjects: Mental tests; Ability -- Testing; Heredity, Human
Notes: "The work was projected by the Eugenics research association in ... 1928 ...  [Later] it was ... turned over to the Carnegie institution of Washington."--Foreword.

Includes bibliographies.