Affiliations Courses Research 1930InstructorHunter College1932Instructor In ZoologyHunter College1955Instructor In Biological SciencesHunter College1925Professor Of BiologyFlora Macdonald College1929[position unknown]Columbia University 1925Protozoology 1925Student 1929[subject unknown][role unknown]1930[subject unknown][role unknown]1932[subject unknown]Independent1955[subject unknown]Library Readers
