Replica of Bell's 1876 'iron-box' receiver, 1959
1876
1876
1878
1875
1877
1870
1878
1870-1875
1872
1875
circa 1868
1872 (original); 1909 (model)
1955; 1830
1875
1872
1871
circa 1871
1869
1934
2000-100 BCE
1876
1893-4
1870s
1875
1877
1705-1737
1872
1888
1876
1878
1875-1877
1878
1930 (replica); 1834 (original)
1870-1875
1870
1870-1875
1868
1873
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1870
1775-1799 (original); 1900-1907 (model)
1872
1871
1874
1869
1871
1875
1990-96
1870
1875-1878