Series Number Id: GSGS 2742; Sheet number: 51b SW; Edition number: 3a, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC09; envelope_number: 236, Manuscript markings in black crayon for advance to E of Monchy-le-Preux (Battle of Arras); Manuscript in margin: name & 60th Rifles.
Series Number Id: GSGS 2742; Sheet number: 62c SE; Edition number: 4b (local), Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC09; envelope_number: 246, Trenches to 17th July 1918. OS March 1918, Field Survey Bn. RE (grey), deleted, o/p red: [5th] Field Survey Bn. RE (4158) 18-6-18.
Series Number Id: GSGS 2742; Sheet number: 62c SE; Edition number: 2a, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC09; envelope_number: 245, Trenches to 30th January 1917. OS February 1917. Manuscript in top margin: Capt. Field's File [Capt. Field was a staff officer at 'Maps GHQ' in charge of map records & distribution].
Series Number Id: GSGS 2742; Sheet number: 51b SW/51c SE/57d NE/57c NW [composite - parts of]; Edition number: [1918].
South of Arras - final advance 1918; trench map; detail & grid grey, contours ochre, British trenches blue , German trenches red; British front runs : E of Boisleux - E of Boiry - W of Ayette - W of Ablainzevelle - Bucquoy - SE of Gommecourt; not printed on reverse; average/good condition., Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC23; envelope_number: 715, Manuscript: Brigade & Divisional boundaries for final advance; some new British trenches & names added in blue ink.
Series Number Id: GSGS 2742; Sheet number: 36b NE; Edition number: 7, Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC05; envelope_number: 138, Manuscript on cover: 2/Lt J.W. Penniman [? 250th Tunneling Coy RE?]. Manuscript on face: boundaries, few trenches and annotations in Choques - Annezin area (W of Bethune).
Series Number Id: GSGS 2742; Sheet number: 27 SE; Edition number: 2 (contours revised), Location: Research Collections; Fonds: WW1 Trench Maps: France; Box number: PC05; envelope_number: 122, Manuscript on face relating to water supply.