found: Izquierdo Fernándes, Gonzalo. La libertad política en el liberalismo del siglo XIX, 1979:page 71 (Lord Acton; 1834-1902)
found: LC data base, January 25, 1984(hdg.: Acton, John Emerich Edward Dalberg Acton, Baron, 1834-1902)
found: Who was who, 1897-1915, 1967:page 3 (Acton, 1st Baron; Sir John Emerich Edward Dalberg-Acton, Bt.; b. Naples 1834; d. 19 June 1902)
found: Sudʹby liberalʹnoĭ filosofii istorii, 1989:title page (Akton) title page verso (... lorda Aktona, 1834-1902)
found: Oxford dictionary of national biography, viewed online on May 13, 2021(Acton, John Emerich Edward Dalberg, first Baron Acton; historian and moralist; born January 10, 1834, in Naples, Italy, as the only child of Sir Ferdinand Richard Edward Acton, seventh baronet; he studied in Paris, at Oscott College (Birmingham, England), and at Edinburgh; he spent six years in Munich, Germany, studying privately with Ignaz Döllinger; he settled at his family estate at Aldenham, near Morville in Shropshire; he was known for his contributions to the intellectual life of English Catholics; on December 11, 1869, he was created Baron Acton of Aldenham, one of the first two Roman Catholic peers created since Catholic emancipation; in 1895, he was named Regius Professor of modern history at the University of Cambridge; he died on June 19, 1902, in Tegernsee, Bavaria)
found: English Wikipedia, viewed May 13, 2021(John Dalberg-Acton, 1st Baron Acton; John Emerich Edward Dalberg-Acton, 1st Baron Acton, 13th Marquess of Groppoli, KCVO, DL; better known as Lord Acton; born 1834; died 1902; English Catholic historian, politician, and writer; between 1837 and 1869 he was known as Sir John Dalberg-Acton, 8th Baronet)
found: New Catholic encyclopedia. Second edition, 2003:volume 1, page 84 (Acton, John Emerich Edward Dalberg; historian)