
Foucault Pendulum for Demonstrating the Earth's Rotation
1988
1988
1953
1957
1948-1953
1977
1955-1964
1951-1953
1967
circa 1983
2004-2010
1930
1668; 1924
1966
1896
1967
1985-1995
1947
1932
1932
1872
1872
1872
1996
1996
1870
1974
1979
1995
1995
1984
1997
1940s
circa 1930s
1940s
1950s
1984
1948
1918
1930-1950
1919
1985
1990-1999
1925-1960
2020
2020
2020
2020
2020
2020
2020