Canvas Print : Carbon microphone, invented in 1878 by David Edward Hughes, 1890
Canvas Prints from Heritage Images
Carbon microphone, invented in 1878 by David Edward Hughes, 1890
Carbon microphone, invented in 1878 by David Edward Hughes, 1890. The apparatus was said to be so sensitive that a fly walking on the sounding-board could be heard by an observer on a telephone several miles away. From Electricity in the Service of Man translated by R Wormell from the German of Alfred von Urbanitzky. (London, 1890)
Media ID 14846427
© Ann Ronan Picture Library / Heritage-Images
Carbon Electric Electricity Hughes Innovation Invention Microphone Sound
20"x16" (50x40cm) Canvas Print
Ready to hang Premium Gloss Canvas Print. Our archival quality canvas prints are made from Polyester and Cotton mix and stretched over a 1.25" (32mm) kiln dried knot free wood stretcher bar. Packaged in a plastic bag and secured to a cardboard insert for transit.
Canvas Prints add colour, depth and texture to any space. Professionally Stretched Canvas over a hidden Wooden Box Frame and Ready to Hang
Estimated Product Size is 50.8cm x 40.6cm (20" x 16")
These are individually made so all sizes are approximate
Artwork printed orientated as per the preview above, with landscape (horizontal) orientation to match the source image.
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