1
by Engelhardt, Conrad
Published 1866
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5
by Mortillet, Gabriel de
Published 1881
Book
7
by Undset, Ingvald
Published 1882
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9
by Alsberg, Moritz
Published 1885
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10
by Alsberg, Moritz 1840-1920
Published 1885
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11
Published 1887
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12
by Rzehak, Anton 1855-1923
Published 1905
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13
by Beltz, Robert 1854-1942
Published 1906
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14
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15
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16
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17
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19
by Nordman, Carl Axel 1892-1972
Published 1924
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20
by Walther, Emil 1871-1946
Published 1926
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