Arabia of the Wahhabis - Philby, H. St. J. B. (Harry St. John Bridger), 1885-1960 (F. Cass, 1977)
Reprint of the 1928 edition. published by Constable, London; with additional material
Keywords: Philby, H. St. J. B. -- (Harry St. John Bridger), -- 1885-1960; Arabian Peninsula -- Description and travel