Heliograph, vintage engraving. Old engraved illustration of Heliograph which is used by militaries.

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Size: 5000px × 4510px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: ancient, antique, art, artistic, artwork, black, communicating, communication, design, device, drawing, engineering, engraved, engraving, etching, heliograph, historic, historical, illustration, instrument, invention, militaries, object, picture, signal, signalling, sketch, technical, technological, telegraph, vintage, white, wireless