Collection search - Sketches of the [O]ttawa or Gran[d] River between the head of the L[ong] Sault and Bois Bru[l]e and of the Chu[te] a Blonde, In which the Situation of the Pro[po]sed Works for the imp[rov]ments [of] the Navigatio[n] are shewn... Surveyed and drawn by...Lloyd Lt. Rl. Staff Corps [and]...Chather Lieutt. R.S. Corps. [cartographic material]

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