
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1821
1820
1893-4
1863-7
2000-100 BCE
1821
1816
1820
1990-96
1772 (original); 1919 (model)
1819
1822
1705-1737
4000-2001 BCE
1821
1820
1821
1821
1668; 1924
1822
1990-95
1642-1649 (original); 1883 (model)
1818
1610; 1923
2050-1750 BCE
1960-1979
700 BCE; 1931
6000-5000BCE
1845-1964
1600-1500 BCE (original); 1900-1914 (copy)
1822
1979-80
1820
1816
1817
30 CE
1818
1820
30 CE
2686-2613 BCE
1820
1821
1822
1822
1888-185
1945-50
1818
1821
20-400