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1871
| 1871 • The Annie, the first boat ever launched on Yellowstone Lake in Yellowstone National Park region. |
1891
Sep 2
Age: 20y
marriageKeosauqua, Van Buren, Iowa, USA ⇓ He married Clara Stewart. His parents' names are listed as "Richard H Johnson" and "Mary Griggin". 1 Source ⇓ |
| 1891 • Maria Skłodowska (later Marie Curie) enters the Sorbonne University. |