
Foucault Pendulum for Demonstrating the Earth's Rotation
1988
1988
1984-1986
1997
1979
1985
1984; 1983
circa 1983
1998
1980-1990
1986
1990-1997
1979
1985
1998
1992-1994
1990-1998
1984-1992
1839 (original); circa 1988 (replica)
1995
1990
1993
1995
1990-1998
1980
1996
1996
1995
1995
1995
1996
1997
1985
1984
1994
1982
c.1998
1984
1986
1986
1986
1984
1985
1984
1984
1984
1985
1984
1984
1984
1985