
Foucault Pendulum for Demonstrating the Earth's Rotation
1988
1988
2000-100 BCE
1988
1987
1987
1987
4000-2001 BCE
1839 (original); circa 1988 (replica)
1988
1990-96
1988
1988
1987
1988
1987
1990-95
1987
1987
1988
1988
1988
1988
1988
1988
30 CE
30 CE
2686-2613 BCE
1987
1988
2000-500
1987
1987
1987
1988
1987
30-200
2000-1350
20-500
1988
1988
20-500
2000-500
2000-500
1987
2000-1000
3500-1000
2000-1350
1970 and post 1989
1988
1988