Light-bulb, filament, carbon
About 1890
About 1890
1892
1934
1888
1890
1889
2000-100 BCE
1890
1893-4
1892
before 1889
before 1889
circa 1890
circa 1890
circa 1890
circa 1890
1872 (original); 1909 (model)
1955; 1830
1889
1890
1889
1890
1889
1990-96
1889
1930 (replica); 1834 (original)
1801-1892 (prepared); 1946 (element replaced)
before 1889
before 1889
1775-1799 (original); 1900-1907 (model)
1890
4000-2001 BCE
1934
1888
1839 (original); circa 1988 (replica)
circa 1890
circa 1890
circa 1890
1891
1705-1737
1889
1889
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1889
1830 (original); 1967 (model)
1888-1889
circa 1891
1891
1892