This is the first in a five-part occasional series on the 20th century’s most influential movers and shakers in Tucson, according to author and historian Bob Ring. This week features people in business. Later parts will cover politics, arts and entertainment, science and medicine, and sports.
Just after the turn of the 20th century, California scientist
Frederick Gardner Cottrell had a vision of how to help a growing
number of risk-taking scientists develop new technologies for the