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

The Use of Tinfoil in 1878

In 1878, Edison’s cylinders were wrapped in tinfoil. Wax cylinders came shortly thereafter and were mass-marketed in the 1880s (the decade when Smith published “Some Possible Forms of Phonograph”).

(This note comments on the page titled, "From Mechanical to Magnetic.")

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