Recherche dans la collection - Quebec. Sketch shewing in yellow the portion of the escarp of the rought flank of St.Louis bastion proposed to be refaced. To accompany Ordnance annual Estimate 1852-53 item 22. C.O. Streatfield, Lt. Co., C.R.E. C.E., 24 June 1851. Jas. Grand, Foreman of Works. 11th April 1851. Authorized item 27. O.A.E. 1852-53, Correct, R.J. Pilkington, Draftsman, 22 March 1852. [architectural drawing]