Phoenix residents can probably pinpoint the locations in these four photos from the Vintage Phoenix Photos page on Facebook far better than we could and in doing so tell us whether the Chevrolet billboards seen in all four photos are one and the same. The rest of us, meanwhile, get to scour the photos for clues as to the dates they were taken. All four seem to date from the 1960s, but when? And what do you see here?
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