This primary source comes from the Records of District Courts of the United States.
Full Citation: Petition for Naturalization of Richard Cyril Rescorla; 11/9/1966; Petitions for Naturalization, 1907 - 1991; Records of District Courts of the United States, Record Group 21; National Archives at Atlanta, Morrow, GA. [Online Version, https://www.docsteach.org/documents/document/petition-for-naturalization-of-richard-cyril-rescorla, April 19, 2024]