Alexander Graham Bell 1847 - 1922

Replica of Bell's 1876 centennial telephone transmitter, 1959

Replica of Bell's 1875 tuned reed telephone receiver, 1925-1958

Replica of Bell's 1875 harmonic telegraph transmitter, 1925-1958

Bell Transmitter with Membrane Diaphragm, 1875-1877

Replicas of Alexander Graham Bell's 1879 'Patent Office' telephone, 1959

Bell's harmonic telegraph receiver, 1925-1958

Replicas of Alexander Graham Bell's 1879 'Patent Office' telephone, 1959

Replica of Bell's 1876 'iron-box' receiver, 1959

Pair of Bell telephones, 1878

Wooden base for submarine cable laid across the River Medina, 1878

Telephone receivers with wooden handles, 1877-1902

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