Geometrical psychology, or, The science of representation : an abstract of the theories and diagrams of B. W. Betts / by Louisa S. Cook.

Licence: Public Domain Mark

Credit: Geometrical psychology, or, The science of representation : an abstract of the theories and diagrams of B. W. Betts / by Louisa S. Cook. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.