
Early inhaler for ether anaesthesia
1847-1848
1847-1848
1848
1839 (original); circa 1988 (replica)
1849
circa 1848
1801-1840 (original); 1901 (model)
1849
1850
1850
1849
1850
1847
1934
1849
1849
1893-4
1863-7
1850
2000-100 BCE
1955; 1830
1849
1849
1990-96
1850
1830 (original); 1967 (model)
1775-1799 (original); 1900-1907 (model)
circa 1850s
1850
1930 (replica); 1834 (original)
circa 1850
1705-1737
1934
1850
1870-1877
1772 (original); 1919 (model)
1850
4000-2001 BCE
1642-1649 (original); 1883 (model)
1990-95
1668; 1924
1976; 1776
1610; 1923
1834-1836
300 BCE; 1905-1915
1850
1701-1800
1929 (copy); 1702-1714 (original)
1889-02
circa 1849
1848