Steam-powered foghorn, 1873. Cutaway illustration showing a man operating a boiler to sound a steam-powered fog siren to warn ships of the proximity o

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Steam-powered foghorn, 1873. Cutaway illustration showing a man operating a boiler to sound a steam-powered fog siren to warn ships of the proximity of land. Illustration from the Annual Report of the Light-House Board, 1873.

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Size: 4037px × 2197px
Photo credit: © LIBRARY OF CONGRESS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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