Reddit reviews Purple Hummingbird: A Biography of Elizabeth Warder Crozer Campbell
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We found 1 Reddit comments about Purple Hummingbird: A Biography of Elizabeth Warder Crozer Campbell. Here are the top ones, ranked by their Reddit score.
As the couple studied artifacts in the Pinto Basin in 1933, Elizabeth Campbell suspected that the evidence of civilization there suggested there must have been an ancient water source. She began to develop her theory about the importance of geology and environment to archaeology. It was an unusual approach that has now become mainstream.
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