Era
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1863-1950
1
1865-
1
1873-
1
1875-1948
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1880-1970
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1885-
1
1886-
1
1888-1965
1
1891-1986
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1895-1966
1
1898-1961
1
18e siècle
1
1906-
1
1906-1976
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1907-1972
1
1910
1
1912-
1
1914-1918
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1916-1899
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1924-
1
1926-
1
1926-2023
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1933-1953
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1951-
1
19e siècle
1
20th century
1
2d, 1800
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Anglo-Saxon period, 449-1066
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Census, 2nd, 1880
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Census, 3rd, 1810
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Census, 7th, 1850
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Early modern, 1500-1700
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Modern period, 1750-
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Old English, ca. 450-1100
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Pennsylvania
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Revolution
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Since 1750
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To 1865
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active 19th century
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approximately 1747-1783
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b. 1762
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b. 1837
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b. 1862
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b. 1880
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ca 1600-1775 (Période coloniale)
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