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Digital Commonwealth
1895
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1899
1
1900
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1909
2
1910
to
1919
4
1920
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1929
17
1930
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1939
12
1940
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1949
3
1950
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1959
3
1960
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1969
2
1970
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1979
2
1980
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1989
1
1990
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1999
10
2000
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2009
4
2010
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2016
1