Replica of Bell's 1876 'iron-box' receiver, 1959
1876
1876
1875
1877
1875
1872 (original); 1909 (model)
1955; 1830
1875
1934
2000-100 BCE
1876
1893-4
1875
1877
1705-1737
1888
1876
1875-1877
1930 (replica); 1834 (original)
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1775-1799 (original); 1900-1907 (model)
1875
1990-96
1934
1830 (original); 1967 (model)
4000-2001 BCE
10000-5000 BCE
1910-130
1875
1875
1876
before 1876
1713-1750
1876
1800-1830
1876
1800-1830
1801-1850
1801-1825
1692-1730
before 1875
before 1875
1876
1876
1875
1940-1050
1875
1876
8500-2000 BCE
5000-500 BCE