
Swan electric lamp
1878-1879
1878-1879
1879
1879
1879
1882
1875
1877
1878
1879
1875
1955; 1830
circa 1880
1879
1876
1878
1893-4
1934
1879
1880
1875
2000-100 BCE
1876
1872 (original); 1909 (model)
1875
1880
1880
circa 1880
1772 (original); 1919 (model)
circa 1880
1990-96
1879
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1830 (original); 1967 (model)
1876
1878
1877
1839 (original); circa 1988 (replica)
1874
1880
1930 (replica); 1834 (original)
1874
circa 1880
1875
1705-1737
1879
1879
1878
1878
1888