'Bell-crank' engine, c. 1799
1795-1805 (original)
1795-1805 (original)
1903
1797-1804
1785
1846
1839-1887
1840-1851
1862
1898
1775-1799 (original); 1900-1907 (model)
2016
1815
after 1859
1794
1788
1717-1725
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1819
1866
circa 1862-1910
1884
circa 1923
1867-1933
1956
1905
1842-1847
circa 1920
1889
1925
1886
1897
circa 1900
1870
circa 1890
1855-1875