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Carpenter's slide rule
1861-1910
1861-1910
1698-1703
1772
1659
1900-1920
1900-1920
1900-1920
1798-1803
1900-1920
1680-1699
1780-1790
1697-1728
1890-1909
1875-1885
1855-1865
1782-1789
1900-1920
1900-1920
1910
1885-1895
1885-1895
1752
1900
Unknown