Figure 5-12 



Doctoral R&D scientists and engineers, by type of employer, 1973 



other employer 



Scientists 

 and engineers 



(Percent) 

 20 



Scientists 



(Percent) 



Engineers 



(Percent) 

 20 40 



SOURCE: National Science Foundation. 



Figure 5-13 



Distribution of doctoral R&D scientists and engineers, by field and type of employer, 1973 



Total doctoral R&D 

 scientists and engineers 



Physical scientists 



Mathematical scientists 



Environmental scientists ' 



Engineers 



Life scientists 



10 



I 



Percent 

 20 3D 40 50 



III 



N = 97.820 



Business and industry 



60 70 



I I 



Educational institutions 

 N = 27,445 



80 90 100 



I I 



Other employers^ 



Federal, state 

 and other government 



Social scientists 



IN = 5,661 



' IncluiJes earth scientists, oceanographers, and atmospiienc scientists. 

 SOURCE: National Science Foundation. 



128 



