When Marshall was five years of age, the family relocated to McAdoo in Dickens County in West Texas. As a child, he was nicknamed "Potts" because he frequently played in an iron wash pot. Young Formby attended public schools in McAdoo through his junior year of high school. In 1928, he received his diploma from Spur High School, also in Dickens County.<ref name=plaque>{{cite web|url=http://www.rootsweb.ancestry.com/~txdicken/markers/marshall_formby.html|title=Marshall Formby Historical Plaque Dedication|publisher=rootsweb.ancestry.com|accessdate=December 18, 2009}}</ref> | When Marshall was five years of age, the family relocated to McAdoo in Dickens County in West Texas. As a child, he was nicknamed "Potts" because he frequently played in an iron wash pot. Young Formby attended public schools in McAdoo through his junior year of high school. In 1928, he received his diploma from Spur High School, also in Dickens County.<ref name=plaque>{{cite web|url=http://www.rootsweb.ancestry.com/~txdicken/markers/marshall_formby.html|title=Marshall Formby Historical Plaque Dedication|publisher=rootsweb.ancestry.com|accessdate=December 18, 2009}}</ref> |