Recherche dans la collection - Quebec. Plan of left face of Diamond bastion shewing the lines on which the sections were taken. Sections of the rock at the foot of the escarp, river front of the Citadel. Elevation of part of left face of Diamond bastion andriver face of Caponnière, shewing at A the vertical line of section No.1. W.R. Ord, Lt. Col. Cg R. Engr. Can E. 13 Novr. 1845. Drawing No.6 referred to in contract dated 28th November 1845. Geo. Blaiklock. [architectural drawing]