Sheet number: part of Sheet 51. Canal du Nord, Hindenburg Line and Marquion Line, 1918; trench and Canadian Machine Gun Corps barrage map. "Trenches corrected to 22-9-18." "[1st] Field Survey Battn R.E. 6941 [numbers crossed out and replaced with black overprint] 6951". Detail and grid grey; contours ochre; pale blue water. Black overprint includes title statement and note, and shows northern and southern boundaries of Canadian Corps. "Approximate British Front Line" shown in dark blue. Shows all trenches in blue, including the German positions of the Hindenburg Line, Canal du Nord Line and Marquion Line.
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Field Service Battalion, Royal Engineers</div>
McMaster University, Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC27; envelope_number: 785