Part of the Seattle Municipal Archives Repository
Gorge Powerhouse Extension Efficiency Test, 1951, 1200_13_02, Box: 3, Folder: 3. City Light Superintendent Records, 1200-13. Seattle Municipal Archives.
Gorge Powerhouse Extension Efficiency Test, 1951, 1200_13_02, Box: 3, Folder: 3. City Light Superintendent Records, 1200-13. Seattle Municipal Archives. https://leglas100/finding-aids/repositories/2/archival_objects/158361 Accessed May 16, 2026.