Media
Contents of this path:
- Volume I of The Franklin Journal (June 1826)
- Clark's 19th-Century Thread-Spool (1884)
- Edison's 19th-Century Phonograph (1888)
- Some Possible Forms of Phonograph (8 September 1888)
- Excerpt of Some Possible Forms of Phonograph (8 September 1888)
- Figures 1 and 2, Some Possible Forms of Phonograph (8 September 1888)
- Edison's Display at the Paris Exhibition (1889)
- Clark's 19th-Century Spool of Thread (1896)
- Paris World Exposition Recording of Emperor Franz Joseph (1900)
- Two Images of the Telegraphone (1901)
- Poulsen's 20th-Century Telegraphone (1905)
- Relay Used to Start the Operation of the Telegraphone (May 1905)
- Poulsen's 20th-Century Apparatus for Storing Sound (1906)
- A Telegraphone of the Wire Type (1906)
- Smith's 20th-Century Press (1906)
- Then You Need a Telegraphone (1906)
- Excerpt of A Spool of Wire Speaks (December 1906)
- Second Excerpt of A Spool of Wire Speaks (December 1906)
- De Forest's 20th-Century Triode or Audion Amplifier (1907)
- Poulsen and Pedersen's 20th-Century Recording Magnet and Wire
- The Telegraphone at the Franklin Institute (December 1908)
- The Silent Bullet (1910)
- Excerpt of The Gamblers (1912)
- Makes the Telephone Record Itself (1913)
- Reeve's 20th-Century Eavesdroppers (July 1913)
- The Gamblers in Pearson's Magazine (January 1914, Vol. 31)
- The Dream Doctor (1914)
- Scientific Detective Monthly (November 1929)
- Reeve's The Clutching Hand (1936)
- IBM 305 RAMAC: Promotional Material (ca. 1956)
- Search at San Jose (ca. 1956)
- Reconstruction of Edison's Menlo Park Laboratory (2006)
- Poulsen's Telegraphone at Brede Works (2009)