Engraving depicting an experiment performed by William Herschel (1738-1822) a British astronomer and composer, which investigated the heating effects of rays lying below the red end of spectrum (infra-red). Dated 19th Century

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Size: 3959px × 5297px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, archival, archive, astronomer, astronomy, britain, british, century, engraved, engraving, experiment, experimentation, frederick, heat, heating, herschel, historical, history, illustrated, illustration, infra-red, physics, ray, rays, science, scientific, spectrum, william