
Edison telephone, 1879
1879
1879
1960
1853-1857
c.1912
1830 (original); 1967 (model)
1957
1957
1957
1797-1804
1985-2000
1934
1840-1851
1970
1673
1630-1653
2013
1951
1953
1925
1980-1989
1977
1985-2010
1900-1950
1900-1950
1838
1900-1950
1900-1950
1900-1950
1900-1950
1900-1950
1843-1897
1780
1801-1900
1994
1872 (original); 1909 (model)
1985
1392
1854
1950
1898
1968-1971
1998
1801-1900
1901
1949-1966
1998
1927-1929
1915-1925
circa 1972