Posted Highway Sign Along Interstate #5 Explains Lack of Highway Lighting Is Due to Energy Conservation 11/1973

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Photo credit: © PF-(usna) / Alamy / Afripics
License: Licensed
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Keywords: .., agency, archives, conservation, crisis, documerica, energy, energycrisis, environmental, environmentalprotectionagency, highway, historic, history, nara:arcid=555421, national, protection, shortage, sign, usa, usnationalarchives