
William Thomson's Tide Predicting Machine, 1872
1872
1872
1769
1971-1980
1977
1929-1932
1928
1873
1965
1861
1999
1931
1931
132 CE
1955
1937
1730-1760 (original); 1931-1939 (replica)
1968-1972
1798 (original); 1977 (model)
1923
1921
1930-1935
1964-1967
1948-1950
1845
1876
1956-1966
1960-1965
1834
1950
1834
1834
1930-1935
1958
1960
1905
1960
1960