
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1808
1805
1812
circa 1808
1893-4
1863-7
1805-1815
2000-100 BCE
1813
1808
1809
circa 1805
1807
1815
1815
1810-1817
1808
1807
1807
1812
1807
1814
1816
1812
circa 1810
1815
1806
1805
1807
1990-96
1808
1772 (original); 1919 (model)
1819
circa 1810
1814
1805-1815
circa 1808
1805
1815
1809
1813
1705-1737
4000-2001 BCE
1815
1812
1806
1813-1814
1811-1812
1809