
Swan electric lamp
1878-1879
1878-1879
1880
1879
1775-1799 (original); 1900-1907 (model)
1830 (original); 1967 (model)
1879
2000-100 BCE
1934
1880
1879
1878
circa 1880
1877
1955; 1830
1893-4
1872 (original); 1909 (model)
1882
1879
1879
1879
1878
circa 1880
4000-2001 BCE
1934
1839 (original); circa 1988 (replica)
circa 1880
1879
1772 (original); 1919 (model)
1990-96
circa 1880
1877
1879
1930 (replica); 1834 (original)
1705-1737
1879
1801-1840 (original); 1901 (model)
1880
1880
1878
1878
1888
1880
1878
1642-1649 (original); 1883 (model)
1936
1990-95
1877
1881-1882
1925; 1862
1783; 1914