Charles Doughty, A Sketch Map of Itinerarium of part of North Western Arabia and Negd, 1 inch: 32 miles, London, 1884. Size of the original: 49.5 x 67.3 cm. Photograph courtesy of the BNF (Cartes et Plans GE FF- 2006).

Charles Doughty, A Sketch Map of Itinerarium of part of North Western Arabia and Negd, 1 inch: 32 miles, London, 1884. Size of the original: 49.5 x 67.3 cm. Photograph courtesy of the Bibliothèque Nationale de France (Cartes et Plans GE FF- 2006).