Making the Perfect Record: From Inscription to Impression in Early Magnetic Recording

Media

This path contains all media referenced in this essay, including audio, image, and video files. They are organized chronologically by date of publication.  

Contents of this path:

  1. Volume I of The Franklin Journal (1826)
  2. Clark’s 19th-Century Thread-Spool (1884)
  3. Edison’s 19th-Century Phonograph (1888)
  4. “Some Possible Forms of Phonograph” (1888)
  5. Excerpt of “Some Possible Forms of Phonograph” (1888)
  6. Figures 1 and 2, “Some Possible Forms of Phonograph” (1888)
  7. Edison’s Display at the Paris Exhibition (1889)
  8. Clark’s 19th-Century Spool of Thread (1896)
  9. Paris World Exposition Recording of Emperor Franz Joseph (1900)
  10. Two Images of the Telegraphone (1901)
  11. Poulsen’s 20th-Century Telegraphone (1905)
  12. “Relay Used to Start the Operation of the Telegraphone” (1905)
  13. Poulsen’s 20th-Century Apparatus for Storing Sound (1906)
  14. “A Telegraphone of the Wire Type” (1906)
  15. Smith’s 20th-Century Press (1906)
  16. “Then You Need a Telegraphone” (1906)
  17. Excerpt of “A Spool of Wire Speaks” (1906)
  18. Second Excerpt of “A Spool of Wire Speaks” (1906)
  19. De Forest’s 20th-Century Triode or Audion Amplifier (1907)
  20. Poulsen and Pedersen’s 20th-Century Recording Magnet and Wire (1907)
  21. The Telegraphone at the Franklin Institute (1909)
  22. The Silent Bullet (1910)
  23. Excerpt of “The Gamblers” (1912)
  24. “Makes the Telephone Record Itself” (1913)
  25. Reeve’s 20th-Century Eavesdroppers (1913)
  26. The Dream Doctor (1914)
  27. “The Gamblers” in Pearson's Magazine (1914)
  28. Scientific Detective Monthly (1929)
  29. Reeve’s The Clutching Hand (1936)
  30. IBM 305 RAMAC: Promotional Material (ca. 1956)
  31. “Search at San Jose” (ca. 1956)
  32. Reconstruction of Edison’s Menlo Park Laboratory (2006)
  33. Poulsen’s Telegraphone at Brede Works (2009)