
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1830 (original); 1967 (model)
1835
2000-100 BCE
1934
1834
1834
1837
1837
1837
1837
1837
1955; 1830
1837
1835
1893-4
1837
1863-7
1836
1834
4000-2001 BCE
1772 (original); 1919 (model)
1837
1990-96
1870-1877
1835
1930 (replica); 1834 (original)
1705-1737
1835
1837
1642-1649 (original); 1883 (model)
1936
1990-95
1610; 1923
1668; 1924
1836
1835
1910-1921
1834
1783; 1914
1834
1835
1836
1834
1834
1834
1834-1835
1837
1834
1835