Recherche dans la collection - S.P. No. 32/A. Rideau Canal. Sketch shewing the supposed and True side lines between Lots, 39 and 40. 1st Con. Ottawa Front, also the correct Division line between Judge Sherwood & Capt. Le Breton. Michael McDermott, C.E. and Provincial Land Surveyor, Bytown 2nd Decr. 1847. [cartographic material]