Child training as an exact science : a treatise based upon the principles of modern psychology, normal and abnormal, by George W. Jacoby.

Licence: Public Domain Mark

Credit: Child training as an exact science : a treatise based upon the principles of modern psychology, normal and abnormal, by George W. Jacoby. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.