[Ficheux, Blaireville, Monchy-au-Bois : Battle of the Somme]
Series Number Id: UNKNOWN. Sheet number: 51c SE. Edition number: 2D. Shows trenches, German light railways, artillery intelligence, battery positions and arcs of fire 1-11-16. [France, sheet 3]. "Trenches corrected to 31-8-16"; below in purple overprint, "1:11:16". "Ordnance Survey 1916." "1st Printing Coy R.E. 3rd Army (1164)." Detail, grid and contours grey; water blue. German trenches red; British front pecked blue. Overprinted in purple: [German battery positions and arcs of fire], Conventional Signs - Gun., How. [with battery reference numbers]. Overprinted in dark red: light railways. Purple and dark red plates registered with needles., WW1 Trench Map Collection: Box PC16, Envelope 436.