Edison telephone, 1879
1879
1879
1882
1884
circa 1880
circa 1885
1879
2000-100 BCE
1879
1879
1955; 1830
circa 1885
1893-4
1934
1884
1872 (original); 1909 (model)
1885
1884
1880
1882
1880
1990-96
circa 1880
1885
1880
1930 (replica); 1834 (original)
1879
circa 1880
1879
1880
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1705-1737
1934
1888
1879
1879
1880
1830 (original); 1967 (model)
4000-2001 BCE
1884
1888-185
1880
1879
1885
1885
1880
1880
1880
1880