Affiliations Courses Research 1949Instructor In BiologyJohns Hopkins University1951Assistant Professor Of BiologyJohns Hopkins University1952Assistant Professor Of BiologyJohns Hopkins University1953Assistant Professor Of Marine BotanyScripps Institution University Of California 1951Botany 1951Instructor1952Botany 1952Instructor1953Botany 1953Instructor 1949[subject unknown]Indendent1951[subject unknown]Independent Investigators