Series Number Id: GSGS 2742; Sheet number: 57cNE; Edition number: 8A (local). Trenches to 21st September 1918. "Enemy organisation, 22-9-18". [3rd] FSB 10807 15-9-18 o/p red 10832 24-9-18.
Detail & grid grey, contours ochre; British trenches in red; German trenches in blue; enemy organisation in red. Source of new contours (including captured German maps) indicated by compilation diagram in top margin. British front includes Ichy, Moeuvres, Havrincourt. Sheet shows old 1917 trench systems. Final advance 1918.