'Bell-crank' engine, c. 1799
1795-1805 (original)
1795-1805 (original)
1785
1790-1819
1790-1819
1790-1819
1790-1819
1793-1803
1794
1770-1800
1790-1819
1790-1819
1790-1819
1790-1819
1790-1819
1809
1790-1819
1797-1804
1790-1819
1762
circa 1805
1761
1761
1762
1762
1810-1817
1762
1762
1760-1770
1808
1776-1780
1776-1780
1776-1780
1790-1819
1808
1790-1819
1790-1819
1790-1819
1771-1800
1790-1819
2000-100 BCE
1790-1819
1782-1793
1790-1819
1790-1819
1893-4
1790-1819
1790-1819
1790-1819
1778
circa 1800