Work crews stand to the side of the intake pipes that are about to be lowered into the waters of Lake Superior. Before this happens, a huge filter screen will be bolted to the intake pipe. Once the f
Work crews stand to the side of the intake pipes that are …
Black and white group photograph of the Public Utilities Commission. The back of the photograph reads "1938? Public Utilities Commission. Left Standing: Al. Cheesman, Ralph B. Chandler, Dr. Manfred B
Black and white group photograph of the Public Utilities Commission. The back …