1
2
3
4
Published 1859
Book
6
7
Published 1863
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8
Published 1864
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9
Published 1866
Book
10
Published 1869
Book
11
Published 1871
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12
Published 1873
Book
13
Published 1875
Book
14
Published 1877
Book
15
Published 1878
Book
16
Published 1879
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17
Published 1881
Book
18
Published 1883
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19
Published 1886
Book
20
Published 1886
Book