Engraving depicting a portable reading lamp for railway and other travellers. An incandescent bulb was placed in front of a highly polished parabolic reflector and was powered by four accumulator cells contained in a wooden box.

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Size: 4636px × 4523px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, accumulator, archival, archive, box, bulb, cell, century, electric, electricity, engraving, historic, historical, history, incandescent, lamp, light, lighting, parabolic, portable, railway, reading, reflector, travel, wooden