Collection search - Quebec, contoured plan of ground round No. 3 tower on the Plains of Abraham. J. Simmons, Lt. Rol engrs, 29th Nov. 1842. P. Cole, Major, Dist. Royl Engr, 29th Nov. 1842. R.I. Pilkington, Draftsman. Examined S. Westmacott, Lt. and Actg adjt R.E. J. Oldfield, Col., Staff, Comg Royal Engineer in Canada. Dec. 21st 1842. [cartographic material]

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