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c. 5700 BCE
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Eruption and collapse of Mount Mazama creates Crater Lake
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1842
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Founding of the city of Salem, Oregon
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1845
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A coin toss between business partners Asa Lovejoy (of Boston) and Francis Pettygrove (of Portland, Maine) falls in favor of Pettygrove, giving Portland its name
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15 Jun 1846
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The Oregon Treaty defines Canadian-American border
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1851
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Salem becomes capital of the Oregon Territory
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1852
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Founding of Jacksonville, Oregon
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1857
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Salem, Oregon, is incorporated
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1870-1920
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Construction of the Baker City Historic District
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1875
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Hannah Gorman sells her house to Peter Polly
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1885
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Construction of the Gilbert Inn
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1892
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Construction of Gearhart Golf Links
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1896
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Construction of the Seafog House
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1900
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The Ruble brothers patent their rock elevator invention
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1905
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The Ruble Rock Elevator wins a gold medal at the Lewis and Clark Exposition
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1 Jun 1905-
15 Oct 1905
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Portland hosts a world fair called the Lewis and Clark Exposition, which is a huge success and puts Portland on the map as a modern city
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c. 1906
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Construction of Charles and Sarah Constable House (1337 Court St NE)
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1914
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Construction of the Gilbert District
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1916
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Construction of the Andrew Young Building
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1923
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Construction of the Associated Building
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23 May 2016
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Fairview City Jail listed on NRHP
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28 Jun 2016
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Grey, Zane, Cabin listed on NRHP
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22 Jun 2021
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SPRR of Mill City Southern Pacific Rail Road Bridge
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6 Jun 2022
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Swanson, Norman and Frances, House listed on the National Register of Historic Places
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14 Feb 2023
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Riverside Community Hall listed on the National Register of Historic Places
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9 Jun 2023
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Liberty Theatre listed on the National Register of Historic Places
