Survey Company Royal Engineers, British Salonika Force No.321, July 24, 1917. Edition 3A with additional English names; Stamped "Confidential." Dressee par le Service Topographique des A.A.O., d'apres ses leves et divers documents. Juillet, 1917. Camp retranche de Salonique au 50,000.e. 10 meter contour interval. Water features and contour lines in colour. Location: Research Collections WWI Trench Map Fonds, Box , Envelope .
