de Arend, Lucien. "The History of the Watts Towers". Watts Towers by Sam Rodia. Cultural Affairs Dept. Watts Center. Archived from the original on February 11, 2021. Retrieved June 13, 2017.
de Arend, Lucien. "The History of the Watts Towers". Watts Towers by Sam Rodia. Cultural Affairs Dept. Watts Center. Archived from the original on February 11, 2021. Retrieved June 13, 2017.