
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1820
1805
circa 1808
2000-100 BCE
1813
1812
1805-1815
1809
1807
1808
1807
1815
1815
1893-4
1808
1807
1821
1807
1812
1807
1816
1815
1806
circa 1805
1863-7
1814
circa 1810
1810-1817
1823
1805
1820
1812
1808
4000-2001 BCE
1821
1808
1819
1813
1824
1772 (original); 1919 (model)
1805-1815
1809
1815
1821
1811-1812
1990-96
1809
1821
1821