Keywords: onita thorley topping onitathorleytopping woman 1930s utah propeller smile pilot blackandwhite people monochrome black and white Onita Thorley Topping was an important female pilot during the 1930s. For a while, Onita was the only female pilot in Utah. She participated in the Shell Trophy race from Glendale to San Diego. COMMONS.SOURCE INSTITUTION: San Diego Air Onita Thorley Topping was an important female pilot during the 1930s. For a while, Onita was the only female pilot in Utah. She participated in the Shell Trophy race from Glendale to San Diego. COMMONS.SOURCE INSTITUTION: San Diego Air |