He then became an associate professor at Beloit College , and in 1948 he became a professor of political science at Earlham College .
Bolling was an instructor of political science at Brown University from 1938 to 1940 .
Bolling then became an associate professor at Beloit College , and in 1948 Bolling became a professor of political science at Earlham College .
Bolling was an instructor of political science at Brown University from 1938 to 1940 .