Photograph entitled: ‘Escort boat - Red Sea’, showing at least four ships at sea, 1915.
One of the ships is possibly the HMAS Sydney, an Australian cruiser and the location in the Red Sea may be near Aden, Yemen.
From a photograph album containing 24 images associated with Pte George William Josling, 1/10th Bn Middlesex Regiment, showing local scenes and people in India, as well as people he served with.
From a collection of three albums covering the period 1914-1919. 
Associated with World War One, War at Sea (1914-1918).