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Vintage 19th century drawing of a Morse code double button machine (double click) - Picture from Meyers Lexicon books collection (written in German language) published in 1908, Germany.

Stock Photo:
Image ID: 101240494
Release Information: N/A
Copyright:
Small
500x278 6.9"x3.9" (72dpi) 84 KB
Med
1000x556 3.3"x1.9" (300dpi) 338 KB
Large
4392x2442 14.6"x8.1" (300dpi) 4.9 MB
Super
8784x4884 29.3"x16.3" (300dpi) approx.27.2 MB
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