Item is an architectural drawing sheet with six drawings related to proposed hydro electric development on the Chilliwack River: Tunnel section; Spillway section-rock-filled timber crib dam at Chilliwack Lake; Tunnel intake; Tunnel outlet & surge tank; Diversion & storage dam; and Power house and tailrace. Each drawing includes cost and quantity estimates for construction materials.

Item is a map sheet that contains one main map showing the area between Cultus Lake and Vedder Crossing. The sheet also contains four cross-sections of the Chilliwack River. The map appears to be a draft version of MAP 1118.

Item is a map sheet that contains one main map showing the area between Cultus Lake and Vedder Crossing. The sheet also contains four cross-sections of the Chilliwack River. MAP 1117 appears to be a draft version in the hand of the surveyor, H. Idsardi.