Infrared Spectrograph by Hilger

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  Spectrograph by Adam Hilger & Co 1
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  Spectrograph by Adam Hilger & Co 1

  

  Spectrograph by Adam Hilger & Co 2

  

  Spectrograph by Adam Hilger & Co 3

  

  Spectrograph by Adam Hilger & Co 4

  

  Spectrograph by Adam Hilger & Co 5

  

  Spectrograph by Adam Hilger & Co 6

  

  Spectrograph by Adam Hilger & Co 7

  

  Spectrograph by Adam Hilger & Co 8
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  Infrared spectrograph by Adam Hilger & Co. London. with quartz prism, variable slit and photographic plate holder circa 1905. I have reproduced the details of this equipment from their French catalogue. length 57" (145 cm)height on cast base 14" (35.5 cm) not sure how to measure the width on a V shaped object! Transport at cost

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