Half length portrait of Mabarak, one of Wilfred Thesiger's Hejaz guides, in the region between Harub village and Sabya.Mabarak was one of Wilfred Thesiger's Hejaz guides, a teenage boy from the Bani Sharfa tribe of Wadi al Ahsabah. He accompanied Wilfred Thesiger on his 1946 journey through the Hejaz region.