Constellation of Pleiades (Seven Sisters). 3 1/2 hour exposure using a 5 inch aperture portrait lens. Photograph c1890

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Size: 4500px × 3906px
Photo credit: © Universal History Archive/UIG/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1/2, 5, aperture, astronomy, c1890, constellation, exposure, hour, lens, photograph, pleiades, portrait, science, sisters, stellar