EntityQ1765828· pop 5· linked from 135 articlesTracy SonnebornSign in to saveAmerican biologist (1905–1981)Listeners · Last.fmListeners1Total plays1 <a href="https://www.last.fm/music/Tracy+Sonneborn">Read more on Last.fm</a>via Last.fm · Tracy SonnebornConnectionsHerbert Spencer JenningsEntityMarylandEntityCategories1905 births1981 deaths20th-century American peopleAmerican microbiologistsBaltimore City College alumniForeign members of the Royal SocietyIndiana University facultyJohns Hopkins University alumniMembers of the American Philosophical SocietyPresidents of the American Society of NaturalistsProtistologistsScientists from Baltimore