Helen M. Hierholzer, US psychologist. Hierholzer worked at the Catholic University of America. With Harriette E. Linfert, she developed a scale for measuring the mental development of infants during the first year of life. The Linfert-Hierholzer scale was published in 1928. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Smithsonian Institution |
Taille de l’image : | 2379 px × 3672 px |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Property Release : | Non requis |
Restrictions : |
|