Edison telephone, 1879

1879

Stock Exchange automatic telegraph, 1872-1880

1872-1880

Edison carbon button transmitter No. 32, 1878

1878

Edison's electric carbon filament lamp

1879

Tasimeter, improved form

1878

Blue amberol phonograph recording cylinder

1917

Edison's Original Micro-Tasimeter, 1878

1878

Replica of Edison's First Phonograph, 1877.

1877

Original model of Edison's patent electric pen, 1875-1876

1875-1876

Edison phonograph cylinder duplicator, c 1897

1897

Edison 'Gem' phonograph, 1903.

1903

Edison 'Fireside' phonograph, c.1909

1909

Very early Edison carbon filament lamp.

1879

Door for Edison Kinetophone

1894

V.P. Edison Voicewriter (executive-secretarial model) in maroon carrying case

Phonograph Type M with listening devices, c 1895.

1895

Edison Kinetoscope

1894

Edison Kinetophone (or Phonokinetoscope)

1894

Cylinder phonograph mechanism for Edison Kinetophone

1894

Edison electric pen, c.1885

Edison 'Amberola' (Model A) phonograph, 1909.

1909

Edison Voicewriter, 1938

1938