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Bible Dictionaries
Telegraphoscope

Webster's Dictionary

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(n.) An instrument for telegraphically transmitting a picture and reproducing its image as a positive or negative. The transmitter includes a camera obscura and a row of minute selenium cells. The receiver includes an oscillograph, ralay, equilibrator, and an induction coil the sparks from which perforate a paper with tiny holes that form the image.

Bibliography Information
Webster, Noah. Entry for 'Telegraphoscope'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/telegraphoscope.html. 1828.
 
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