
'Haystack' Boiler, 1775-1799
1775-1799 (original); 1900-1907 (model)
1775-1799 (original); 1900-1907 (model)
1808
1805
1807
1808
1809
circa 1805
1807
1893-4
1863-7
1808
1807
1805
1812
1807
1812
circa 1808
1807
2000-100 BCE
1813
1812
circa 1810
1806
1805
1809
1811-1812
1772 (original); 1919 (model)
circa 1810
1990-96
circa 1808
1808
1813
1804-1807
1705-1737
1812
1804
1809
4000-2001 BCE
1806
1668; 1924
1642-1649 (original); 1883 (model)
1805
1813
2050-1750 BCE
1990-95
1803-1811
1813
1610; 1923
700 BCE; 1931
6000-5000BCE