Results of a British Academy expedition to survey ancient sites on the banks of the Middle Nile in Northern Sudan with the focus on castles and churches which, at the time, had neither been planned, described nor photographed.  Paperback.  48 pages.  Illustrated with many site plans including three fold-out plans of castles.  An Appendix of thirty b&w photographs of a quality for which Crawford was renowned complete the volume.  Minor signs of age, otherwise good clean condition.  Cat No 3443