
Rotative Steam Engine by Boulton and Watt, 1788
1788
1788
1903
1785
1862
1898
1795-1805 (original)
1968-1971
1775-1799 (original); 1900-1907 (model)
1801-1840 (original); 1901 (model)
1815
1794
1772 (original); 1919 (model)
1819
1866
1797
1777
1791
1812-1814
1898
1892
1801-1830
1804
1820
1808
1903
1891
1883-1891