Butterfield, Herbert, 1900-1979. Christianity in European history. - London : Collins, 1952. - 63 p ; 22 cm. - Riddell memorial lectures ; 1951 . LCCN: 52003469 Nat. Bib. No.: GB52-2329 Subjects--Geographic Terms: Europe--Church history. LC Class. No.: BR735 / .B8 1952 Dewey Class. No.: 270