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Addac adding machine
1926
1926
1630-1642
1600-1699
1574
1600-11
1815
1663
1800-1830
1700-1720
circa 1805
circa 1955
1910
1930-1940
1885-1894
1920-1925
1950-1960
1910
1917
1950-1960
1887-1903
1901-1930
1807
1757
1623
1593-1610
1700-1737
1654
1690
1872
1925-1935
2015
1955-1965
1990
1913
circa 1900
1915-1920
1666-1680
1926-1928
1733-1795
1880-1885
1935
1872
circa 1900
1975-1978
1690-1710