Helen M. Schultz (February 12, 1898 – March 8, 1974) was an American intercity bus entrepreneur, nicknamed "'''Iowa's Bus Queen." Schultz grew up in the Midwest, and recognized a need for bus service in Iowa. In 1922, she founded the Red Ball Transportation Company''', which operated a large route network in northern Iowa until 1930, when Schultz sold it to the Jefferson Highway Transportation Company.
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