
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1813-1814
1863-7
1812
1815
1815
1815
1893-4
1812
1812
1814
2000-100 BCE
1813
1814
1990-96
1705-1737
1815
1812
4000-2001 BCE
1813
1772 (original); 1919 (model)
1815
1610; 1923
1642-1649 (original); 1883 (model)
1668; 1924
1936
2050-1750 BCE
1990-95
1798 (original); 1977 (model)
300 BCE; 1905-1915
1845-1964
1837-10
1814
2000-100 BCE
1883-01
1730; 1967
1836-02
1872-08
1889-02
1812
1813
1815
circa 3000 BCE
1815
1815
1812
1812
1814
1815
2000 BCE