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Dear Brother: Letters of William Clark to Jonathan Clark: Clark, William, Holmberg, James J.: 9780300101065: Amazon.com: Books
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File:William Clark, of the Lewis and Clark Expedition (Portland, Oregon, its History and Builders).png - Wikimedia Commons
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Amazon.com: Wilderness Journey: The Life of William Clark (Volume 1) (Missouri Biography Series): 9780826216632: Foley, William E.: Books
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