Photo depicts the Prepakt aggregate conveyor in foreground during operations at elbow (seen in distance), Elevation 210'. View is looking upstream along No. 2 penstock.
Photo depicts the Prepakt aggregate conveyor in foreground during operations at elbow (seen in distance), Elevation 210'. View is looking upstream along No. 2 penstock.
Notes
Alcan ID no. 5793. -- Penstock No. 2 was completed after the smelter had started aluminum production in 1954 with Penstock No. 1. Alcan Collection
