GSGS 2743 : Enemy Rear Organisation : 1:40,000
Produced by the Ordnance Survey, with a base map compiled from foreign mapping, enemy trenches are shown in red, with each edition dated.
Folded, and cloth backed.
France : 1:40,000
|51A||Edition 1.a. Enemy Rear Organisation 24-9-18. Auberchicourt, Valenciennes, Romeries, Iwuy, Escaudoeuvres. Coloured with purple grid lettered A-X. Red overprint shows areodromes, Red Cross centres, supply and ammunition dumps, POW camp. Trenches and minor corrections to detail in red revised to 24-9-18. Field Survey Bn. . 27-9-18. Nice bright copy. Ordnance Survey base map January 1918.||110.00|
|57A||Edition 1.a. Enemy Rear Organisation 8-10-18. Englefontaine, Sars-potenies, Wignehies, Oisy. Coloured with purple grid lettered A-X. Red overprint shows Red Cross centres, POW camp, highlighted railway lines. Trenches and minor corrections to detail in red revised to 8-10-18. Field Survey Bn. . 10-10-18. Sound but very well used, small splist at fold intersections, with a few panels grubby. Ordnance Survey base map 1916.||58.00|