Model of Rotative Beam Engine by William Tongue, c. 1804
1797-1804
1797-1804
circa 1800
1893-4
2000-100 BCE
1798
1797
1799-1802
1799
1802
1796-1797
1796-1798
1990-96
circa 1795
circa 1800
1799
1705-1737
mid-1800s
1797
1801
1772 (original); 1919 (model)
1775-1799 (original); 1900-1907 (model)
4000-2001 BCE
1801
1797
1801
1804
1888-185
1801-1800
1796
1800
1800
1800
1798-1802
1795
1803
1797
2000-1350
1883-01
1800
1972-3
1802
circa 1800
1945-50
1800
1990-95
1804
1803
1797
30 CE
1800