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In page Olan Soule:

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Born in 1909 as Alan Evart Soule in La Harpe, Illinois, to Elbert and Ann (Williams) Soule (descendants of three Mayflower passengers[citation needed]), he left Illinois at the age of seven and arrived in Des Moines, Iowa, where he lived until he was seventeen. He then launched his theatrical career by joining Jack Brooks' tent show in Sabula, Jackson County, Iowa.[1]