
Foucault Pendulum for Demonstrating the Earth's Rotation
1988
1988
1839 (original); circa 1988 (replica)
1987
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1986
1987
2000-100 BCE
1988
1986
1988
1990-96
1986
1988
1988
1986
1986
1986
1986
1986
1986
1987
1986
1987
1987
1988
4000-2001 BCE
1990-95
1959 (designed); 2001(made)
1988
1986-1987
circa 1986
1986
1988
1986
1988
1989-08
1987