The Cambridge Ancient History is a comprehensive ancient history in fourteen volumes, spanning Prehistory to Late Antiquity, published by Cambridge University Press. The first series, consisting of 12 volumes, was planned in 1919 by Irish historian J. B. Bury and published between 1924 and 1939, co-edited by Frank Adcock and S. A. Cook A second revised edition was published in 1970-2005, consisting of 14 volumes in 19 books.