'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
circa 1861
1795-1805 (original)
1898
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1785
1680
1819
1862
1968-1971
1930-1932
circa 1808
1930-1932
1872 (original); 1909 (model)
1930-1932
6000-5000BCE
1811-1826
1912
1914
1782-1784
1868
1801-1830
1910
1866
1837
1777 (original); 1894 (model)
1200-1210
1701-1800; 1982
1824 (original); 1891 (model)
1851-1860
1894
1938
1974
1887-1893
1955
1900
1925-1935
1867-1900
2800 BCE
1924
1898
1988 (model); 1752 (original)
1890
1701-1800
1889-1902
3000-2500 BCE
1924-1937
circa 1751