
Model of Rotative Beam Engine by William Tongue, c. 1804
1797-1804
1797-1804
circa 1800
2000-100 BCE
1798
1797
1799-1802
1793-1803
1794
hallmarked 1788
1799
1802
1796-1797
1796-1798
1893-4
1794
1799
1788
1775-1799 (original); 1900-1907 (model)
circa 1795
circa 1800
1797
1797
1791
mid-1800s
4000-2001 BCE
1792
1990-96
1801
1791-1792
1705-1737
1790
1790
1801
1772 (original); 1919 (model)
1801
1795
1793
1889-02
1794-03-03
1972-3
1789
2500 BCE
2000-1000
1788
1880-120
1800- 500 BCE
1798
1792
1800
1801-190