Photograph negative is a copy of four photograph prints, showing: people assembled on porch for Director's visit to construction site; partially constructed Coquitlam Dam; water flowing through temporary gates of dam; and construction site for Coquitlam Dam. Negative was created to produce lantern slides of the four images.
Photograph negative is a copy of four photograph prints, showing: early excavation at Buntzen Lake power house site; view looking up Coquitlam Lake from east end of dam, showing cleared shores that will be submerged when water levels are raised; trestle work for Coquitlam Dam; and downstream view of original Coquitlam Dam, showing construction sawmill in the background. Negative was created in order to produce lantern slides of the four images.