Affiliations Courses Research 1939[position unknown]Villanova College1940[position unknown]Villanova College1942InstructorVillanova College1938Graduate StudentUniversity Of Pennsylvania1939[position unknown]University Of Pennsylvania1939Graduate StudentUniversity Of Pennsylvania 1939Zoology 1939Student1940Embryology 1940Student 1938[subject unknown]Beginners1939[subject unknown]Beginners1939[subject unknown]Independent1940[subject unknown]Independent1942[subject unknown]Library Readers