MAKE A MEME View Large Image ReflectingTelescope 008.jpg Lindner or Lindnen touching up a rough spot National Institute of Standards and Technology 6/1/1928 National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National ...
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Keywords: ReflectingTelescope 008.jpg Lindner or Lindnen touching up a rough spot National Institute of Standards and Technology 6/1/1928 National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National Institute of Standards and Technology Reflecting telescopes Telescope mirrors
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