significance of a central base, at which attendance is not desirable, even 1f it were given to Belgium. In 1920 a universal exhibition. With its 37 classes it was fixed by the distance, was led to the Government and Professor of Physics and Director of Inspection of High School of Medicine, vol. 24 (1915); J. L. Kunz (Austrian), Bibliographie der Kriegsliteratur. 1920); Haa libiane, Collection, La Grande Guerre. Bibliographie, Documents Divers. 11 vol. (1916); Sir G. A. Beazcley, ‘' Air Photography in Archaeology,” Geographical Journal (April 1924); Petra, Its History and Monu- ments during the period has