Sheet 36c SW, Edition 11a. Series: GSGS 2742. Linen backing. Annotations: 36c is stroked out on cover panel and 44a is written in pencil; "Vic OP" printed on cover panel; large area shaded to indicate what cannot be seen from observation post "V" located at map reference B.7.b.45.50. Location: Research Collections Fonds: WWI Trench Maps France, Box 14, Envelope 6.