Surveys of Syrian & Arabian Deserts, 1920-1922 by H. St J.B. Philby and A.L. Holt
Scope & Content:
Field sketches showing relief, hydrology, vegetation, place-names (in Latin script); and compass bearings and travelling times (used for computing distances).
Survey of the Southern Route from Amman to Karbala
Scope & Content:
Shows a route from Transjordan to Mesopotamia through the southern part of the Syrian Desert. The journey was made to asses the viability of the route for the construction of a railway, and to gather political intelligence