
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1820
1821
1820
1809
1815
1815
1810-1817
1893-4
1863-7
1821
1812
1812
1814
1816
2000-100 BCE
1813
1812
circa 1810
1815
1815
1824
1809
1811-1812
1772 (original); 1919 (model)
1819
circa 1810
1814
1990-96
1822
1813
1705-1737
1820
1823
1815
1812
1821
1809
4000-2001 BCE
1821
1813-1814
1821
1823
1824
1668; 1924
1642-1649 (original); 1883 (model)
1818
1813
1822
2050-1750 BCE