National Research Council (U.S.). Office of Scientific Personnel. Research Division. Careers of PhD's: academic versus nonacademic; a second report on follow-up of doctorate cohorts, 1935-1960.

National Research Council (U.S.). Office of Scientific Personnel. Research Division.

Careers of PhD's: academic versus nonacademic; a second report on follow-up of doctorate cohorts, 1935-1960.

Scientists -- United States.

Professions -- United States.

National Institutes of Health (U.S.)