Intelligence Division of British War Office (Ministry of Defence, Great Britain); Center for Ancient Middle Eastern Landscapes, Institute for the Study of Ancient Cultures, University of Chicago
British War Office (2016). Survey of Egypt: Eastern_Desert_St_Paul_Sheet_7. British War Office. https://isac-idb.uchicago.edu/id/fce10571-6260-44d0-bbec-212038b84392 (map)