Bette Nesmith Graham Bette Nesmith Graham, with son Michael Born Bette Clair McMurray (1924-03-23)March 23, 1924 Dallas, Texas, U.S. Died May 12, 1980(1980-05-12) (aged 56) Richardson, Texas, U.S. Education High school graduate Known for Invention of Liquid Paper Spouse(s) Warren Audrey Nesmith (1919-1984) (m. 1942–1946) Robert Graham (m. 1962–1975) Children Michael Nesmith Parent(s) Jesse McMurray Christine Duval McMurray