
Foucault Pendulum for Demonstrating the Earth's Rotation
1988
1988
1984-1986
1985
1980-1990
1839 (original); circa 1988 (replica)
1903 (original); 1982 (model)
1980-1985
1990-96
1990
1988-1990
1981-1983
1989
1983
circa 1983
1983
1984; 1983
1980
1990-1991
1985
1984
1982
1984
1986
1986
1986
1984
1985
1984
1984
1984
1984
1984
1984
1985
1984
1984
1985
1986
1986
1986
1985
1986
1986
1986
1986
1986
1986
1990
1984
1990