Handbook of the B.L., 6 inch 26 CWT, Mark I, Howitzer on Mark I. Travelling Carriage. (Land Service). 1917 WO 3496 - Engeland Voorschrift 40/W.O./3496 Working Instructions. Wireless Set no.38. Mark II and II*. WO 1071 - Engeland Voorschrift Working Instructions. Part I. Wireless Sets no.19. mark I, Mark II, and Mark III. WO 1055 - Engeland Voorschrift Gun Drill for Q.F. 4.5-inch Gun, Mark II, on A.A. Mark I Mounting : Land Service : Provisional 1942 - Engeland Voorschrift 26/GS Publications/1098 Instrument Drill for Predictor Anti-Aircraft no. 5, Marks 1 and 2, 1945 - Canada Voorschrift 500-3-49 (2058) H.Q. 70-F-4
