![collection1015 Scientific American Supplement, Vol. VI](https://mwdl.org/wp-content/uploads/sites/58/2023/01/collection1015-209x300.jpg)
John Wesley Powell Collection
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John Wesley Powell, the iconic explorer of the Colorado River, left the American southwest with a rich legacy. During his expeditions he compiled data and a number of sketches describing the landscape. This collection contains various writings and geographical publications to which Powell contributed.