Sub-series consists of records created and/or maintained by the 11th Battalion, Canadian Engineers, and document many aspects of its activities.
RG9 III volume 4422 includes the following files: Divisional badges and patches, 30 Sept. 1916 - 3 April 1919 (folder 1, file 2); Baggage to Canada, 16 Jan - 21 March 1919 (folder 1, file 3); Certificates, claims for billets, 26 May 1918 - 1 May 1919 (folder 1, file 4 -5); Parties for army rest camps, 3 July - 13 Sept. 1918 ( folder 1, file 6); Regulations re canteen profits, 6 Nov. 1918 - 24 March 1919 ( folder 1, file 7); Claims for firewood, 11-14 Feb. 1919 ( folder 1, file 8); Issue of clothing and equipment, 4 June - 20 Dec. 1918 ( folder 1, file 9); Courts of inquiry on loss of motorcycles and equipment 18 July 1918 - 23 April 1919 ( folder 1, file 10); Report on casualties, 12 July 1918- 28 Feb. 1919 ( folder 1, file 12); Return re religious denominations, 21-23 July 1918 ( folder 1, file 13); Defence scheme, 4th Canadian Division., 11 Sept. 1918 ( folder 1, file 14); Report on dental service, 28-29 July 1918 ( folder 1, file 15); Demobilization of Canadian Corps, 2, 6 Jan. 1919 ( folder 1, file 16); Field general courts martial, 17-18 Aug. 1918 ( folder 1, file 17); Education, 18-30 Dec. 1918 ( folder 2, file 1); Establishment, engineer battalion., 29 May - 29 Aug. 1918 ( folder 2, file 3); Entertainment, 4th Divisional Ball, Brussels, 11 Dec. 1918 - 6 Jan. 1919 ( folder 2, file 4); Report on casualties from gas, 1-5 Nov. 1918 (folder 2, file 6); Guards on dumps of German Stores, 2 - 6 Jan. 1919 ( folder 2, file 7); Disposition of medals, 1 Oct. 1918-2 Jan 1919 ( folder 2, file 8); Report on accidental injuries, 25 June 1918, 6 March 1919 ( folder 2, file 9); Leave in England and in France, 19 June - 21 Dec. 1918 ( folder 2, file 10); Engineers' monuments, 7 - 18 Feb. 1919 ( folder 2, file 11); Moves and reliefs, 12 - 15 Dec. 1918 ( folder 2, file 12); Officers, 1 Oct. 1917-30 March 1919 ( folder 2, file 13); Operations. Valenciennes, 21-28 Oct. 1918 ( folder 2, file 15); Operations. Arras, 14-18 Sept. 1918 ( folder 2, file 16); Operation orders, 24 July 1918 - 29 April 1919 ( folder 2, file 17); GROs, 1 Jan - 26 April 1919 ( folder 2, file 18); Routine orders, Fourth Army, 15 May 1918- 24 March 1919 ( folder 2, file 21); Routine orders, IV Corps, 9 - 30 Dec. 1918 ( folder 2, file 22); Routine orders, Cdn Corps, 1 June 1917- 31 Dec. 1918 ( folder 3, file 1).
RG9 III volume 4423 contains the following files: Routine orders, Cdn Corps, 3 Jan - 18 March 1919 (folder 3, file 2); Routine orders, No. 4 area, 7 - 16 April 1919 (folder 3, file 3); Routine orders, 4th Cdn Div., 5 Jan. - 27 April 1919 (folder 3, file 5); Battalion orders, Pts I and II, 1 Jan - 8 May 1919 (folder 3, file 6); Battalion orders, Pts I and II, 26 May - 20 Dec. 1918 ( folder 4, file 2); Restoration of working pay, 29 Oct. 6 Nov. 1918 ( folder 4, file 3); Nominal rolls, 27 May 1918- 13 May 1919 ( folder 4, file 4); Bread rations, 29 July 1918 ( folder 4, file 5); Circular re- re-establishment of soldiers, 3 Dec. 1918- 10 Feb. 1919 ( folder 4, file 6); Remounts, 21 March 1917-19 March 1919 ( folder 4, file 7); Marking of roads with sign boards, 12 Aug. - 13 Sept 1919 ( folder 4, file 8); Stores mobilization table 28 June 1918 ( folder 4, file 9); Engineers' stores and material, 5 Sept. 1918 - 22 March 1919 ( folder 4, file 10); Strength returns, 5 Oct. 1917 - 16 Sept. 1918 ( folder 4, file 11); Hiding places for tanks, 22 July 1918 ( folder 4, file 12); Policy, employment of tunnelling company, 24-26 July 1918 ( folder 4, file 13); Training in dugout digging, 3 June - 29 July 1918 ( folder 4, file 14); Marking for transport, 1 Aug. 1916 - 15 Sept. 1918 ( folder 4, file 15); Construction of tramlines, 17-18 July 1918 ( folder 4, file 16); Report on trenches and dugouts, 16-30 July 1918 ( folder 4, file 17); Guards for trophies and war material, 17 Jan, 17 March 1919 ( folder 4, file 18); Reports on wire and wiring, 10 March - 20 July 1918 ( folder 4, file 20); Policy governing employment of engineer brigades, 10 July - 11 Sept. 1918 ( folder 4, file 21).