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Roving frame
1927
1927
1927
1925
1955; 1830
1925-1927
1926
circa 1927
1928
1924
1925
1928
2000-100 BCE
1925-1928
before 1928
1927
1928
1925
1934
1927
1926
1926
1926
1927
circa 1927
1903 (original); 1982 (model)
1925
1990-96
1839 (original); circa 1988 (replica)
1926
1930 (replica); 1834 (original)
1801-1892 (prepared); 1946 (element replaced)
1926-1928
1928
4000-2001 BCE
1830 (original); 1967 (model)
1925
1925
1925
1925-1926
1934
1926
1940-03
1933-05
1942-09
1942-07
1942-07
1939-02
1963-01
1938-10
1947-04