Bibby, Geoffrey. The testimony of the spade Geoffrey Bibby. - New York Knopf 1974. - x, 399 p. illus., 26 leaves plates. LCCN: evl00001950 Subjects--Topical Terms: Man, Prehistoric--Europe. Subjects--Geographic Terms: Europe--Antiquities. LC Class. No.: GN803 / .B5 Dewey Class. No.: 913.4 940*