Trench Map: Ypres and Poperinghe area. Belgium Sheet 28 NW, edition 6 B., published by the Ordnance Survey April 1918. Updated to 10-4-18. Coded in the bottom l/h corner GS GS 2742 and Field Survey Co. RE (8663) 12-4-18. On folding linen on a scale of 1:20,000. Size 86 by 59 cm. No key, but use of colour coding to denote trenches. Two pencil annotations outside left & right margins. A very detailed map in Good to VG condition, with a slight weakness to one fold but no tears. Original owner's name to reverse. The owner served in the Durham Light Infantry and the Northumberland Fusiliers., and was wounded in France.