Series Number Id: GSGS 2742; Sheet number: 27 SW; Edition number: 2, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC05; envelope_number: 126, Manuscript on face relating to water supply.
Series Number Id: GSGS 2742; Sheet number: 66d NW; Edition number: 1a, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC09; envelope_number: 242, Trenches to 17th November 1916. OS January 1917.
Series Number Id: GSGS 2742; Sheet number: 70d NW; Edition number: 2A, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC29; envelope_number: 878, OS March 1918. Trenches to 16 February 1918.
Series Number Id: GSGS 2742; Sheet number: 76 NW; Edition number: 1A. Trenches to 22nd April 1918. OS May 1918., Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC29; envelope_number: 881
Series Number Id: GSGS 2742; Sheet number: 57c SW; Edition number: 2b, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC11; envelope_number: 283, Manuscript in area Guillemont - Ginchy - Delville Wood - High Wood and S of Martinpuich; British trenches and names and line 18th Aug., 4th Sept; MG shown NE of High Wood; manuscript on reverse: CW.
Series Number Id: GSGS 2742; Sheet number: 57c SW; Edition number: 2d, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC11; envelope_number: 286, Manuscript in red ink: British artillery - mess, OPs, route in Caterpillar Valley - Delville Wood - Switch Trench area; in blue crayon: boundaries and stages of advance NNE through Flers; for Battle of Flers (15th Sept 1916); manuscript on reverse: KD. MapVI; & note explaining holes through map - pierced by shell splinter while folded.