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Title: David Edward Hughes, 1831 – 1900
Caption: David Edward Hughes, 1831 – 1900. Anglo-American inventor, practical experimenter and professor of music. Also known for his work on the printing telegraph and the microphone. From Les Merveilles de la Science, published c.1870
Credit: Album / Universal Images Group / Universal History Archive
Image size: 4141 × 5290 px | 62.7 MB
Print size: 35.1 × 44.8 cm | 1630.3 × 2082.7 in (300 dpi)