In the first interview session, conducted on September 10, 1991, Thornton discusses her family background and early life in Tillamook, Oregon, including her parents’ involvement with the Tillamook Creamery Association. She talks about her early education, her recreational activities, and her early interest in art. She discusses a trip she took to Europe in 1935. She talks about her experiences in high school and at the University of Oregon. She also revisits the topics of the Tillamook Creamery Association and her early life in Tillamook. She discusses her marriage to Robert Y. Thornton and talks about his legal and political career.