found: His The Spanish Republic and the Civil War, 1931-1939, 1965.
found: Info. converted from 678, 2012-10-02(b. 1921; grad. from Harvard)
found: El país WWW site, viewed Dec. 4, 2019(in obituary dated Nov. 7, 2019: the hispanist of U.S. origin Gabriel Jackson died Sunday [Nov. 3, 2019] at age 98 in Ashland, Or.; historian; born 1921 in Mo[u]nt Vernon, N.Y.; graduated in history and humanities from Harvard and from Stanford; doctorate from Univ. de Toulouse; obtained a faculty position at Univ. of California; spent 26 years in Barcelona and obtained Spanish nationality in 2005; five years later returned with his daughter to Oregon)
found: LC database, Dec. 4, 2019(access point: Jackson, Gabriel; usage: Gabriel Jackson; associated resources in English and Spanish)