https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8803064
Looking Into the Downtown Core Area of Portland, From the West Hills, the 43-Story First National Bank Building Shows Lights on Only a Few Floors at 8 P.M. During the State's Energy Crisis in the Fall of 1973 11/1973. Photographer: Falconer, David. Original public domain image from Flickr
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