Tuesday's postcard, and how Washington embraced geologist J Harlen Bretz
October 17, 2023
Autumn at Steamboat Rock, in Upper Grand Coulee
A bold geologist’s hundred year-old bootprints on our region
This year is the hundredth anniversary of one of the great papers of American earth science: J Harlen Bretz’s 1923 article, Channeled Scablands of the Columbia Plateau, published in the Journal of Geology. It was the result of two summers worth of …
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