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. Dewey Class. No.: 270 Butterfield