Category:Scientific American (1895)
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Media in category "Scientific American (1895)"
The following 3 files are in this category, out of 3 total.
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Amstutz Electro-Artograph 1895 - receiver.png 1,339 × 1,170; 927 KB
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Amstutz Electro-Artograph 1895 - transmitter.png 1,575 × 1,192; 1.02 MB
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Amstutz Electro-Artograph 1895.png 2,361 × 3,003; 3.9 MB