
Swan electric lamp
1878-1879
1878-1879
1879
1870
1829
1862
1815-1825
circa 1871
1852
1875
1880
1801-1830
1879
1775-1799 (original); 1900-1907 (model)
1853-1857
1871
1820
circa 1842
1870
1846
1854
1845-1855
1832
1856
1805
1800
1830
1879
circa 1808
1840
1857-1870
1831-1870
1835
1830-1850
1848
1858
1830-1840
2000-100 BCE
1813
1875-1885
1840
1801-1830
1801-1830
1801-1830
1801-1830
1850-1870
1870s
1886
1934
1812
1805-1815