Item is a sheet with three maps depicting a possible dam site on the Cheakamus River: a topographical map of the site with the dam location annotated, a cross-section depicting the geology of the dam site, and a profile of the tentative location of a tunnel.

Item is a sheet with three maps depicting a possible dam site on the Cheakamus River near McGuire: a topographical map of the site with the dam location annotated, and a cross-section depicting the geology of the dam site.

Item is a copy of a map that appears to have been created as part of power development proposal by DuCane, Dutcher & Co. The map was likely acquired by the City Engineer's Office as a reference map for surveying work done in the Cheakamus River area in 1923.

Item is a copy of a map that appears to have been created as part of power development proposal by DuCane, Dutcher & Co. The map was likely acquired by the City Engineer's Office as a reference map for surveying work done in the Cheakamus River area in 1923.

Item is a sheet with two maps depicting a possible dam site on the Cheakamus River: a topographical map of the site with the dam location annotated, and a cross-section depicting the geology of the dam site.