Collection search - 1) Sections of the Ground & Plan of the Canal and Locks across the neck of Land above the Cascades Nov. 1802. 2) Plan & Sections of the Locks as they are to be executed. G. Mann Québec 6th may 1803. Surveyors: Capt. Pilkington Sept 1802, Capt. Bruyere Sept 1800, Lieut Sandmann 1801. [cartographic material]

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