Recherche dans la collection - Fortifications Surveys. Plan of the environs of Quebec surveyed between 1864-7 under the direction of Lieut. H.S. Sitwell, R.E. and under the superintendence of Lieut. Col. Wm. F. Drummond Jervais, R.E., C.B., Deputy Director of Works (Fortifications). Photozincographed at the Ordnance Survey Office, Southampton, under the direction of capt. Parsons, R.E., F.R. A.S. Colonel Sir Henry James, R.E., F.R.S. &c Director, 1867. [cartographic material]