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Events on Saturday 1 September 1838 1
1770 – 1838William Clark (1770-1838)Died 1 September 1838, aged 68William Clark, co-leader with Meriwether Lewis of the 1804-1806 expedition that mapped a route to the Pacific, died in St. Louis. He later served for decades as governor of Missouri Territory and as federal superintendent of Indian affairs. His maps and journals remained foundational sources on the geography of the American West.