
Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798
1798 (original); 1977 (model)
1798 (original); 1977 (model)
2050-1750 BCE
1970
1970
1970
circa 1969
2000-1001 BCE
1970-02-15
1969-07-31
1969-03-24
1970-01-24
1970-03-28
1970-09-20
1970-12-04
1970-02-27
1969-03-14
1969-10-08
1970-07-04
1969-09-17
1969-09-28
1970-07-25
1969-03-18
1970-07-23
1969-08-05
1970-07-25
1969-05-22
1969-02-14
1970-05-20
1969-04-29
1969
1969-06-16
1969
1970
1969
1969
1969
circa 1970
1969
1969
1969
1970
1970
1970
1989-08
1970
circa 1970
1970
circa 1970
circa 1970
circa 1969