
Model, of Woolf's Water Tube Boiler, 1819
1819
1819
1805
1806
1808
1805
1808
1809
circa 1810
circa 1805
1812
1807
1815
1815
1810-1817
1802
1807
1805
1812
1807
1812
circa 1808
1807
1814
1802
1816
1802
1807
1815
1893-4
1863-7
1808
1805-1815
2000-100 BCE
1813
1811-1812
circa 1810
1990-96
1805-1815
circa 1808
1808
1806
1775-1799 (original); 1900-1907 (model)
1815
1809
1813
1804-1807
1705-1737
1815
1812
1804