Affiliations Research 1938Instructor Of Cell PhysiologyDivision Of General Education Washington Square College New York University1936Research AssociateWashington Square College New York University1937Research Assistant In Cell PhysiologyWashington Square College New York University1931[position unknown]University Of Pennsylvania1932Research Assistant, Graduate StudentUniversity Of Pennsylvania1933[position unknown]University Of Pennsylvania 1931[subject unknown]Beginners1932[subject unknown]Beginners1933[subject unknown]Research Assistants1936[subject unknown]Beginners1937[subject unknown]Beginners1938[subject unknown]Independent