![dv@post.lurk.org on Twitter: "Illustration of the Baker-Nunn satellite tracking camera, used to image the Sputnik and Explorer orbits in late 1950s. https://t.co/F6x5TZ4NIY" / Twitter dv@post.lurk.org on Twitter: "Illustration of the Baker-Nunn satellite tracking camera, used to image the Sputnik and Explorer orbits in late 1950s. https://t.co/F6x5TZ4NIY" / Twitter](https://pbs.twimg.com/media/DSnBUfIWsAAXnrZ.jpg:large)
dv@post.lurk.org on Twitter: "Illustration of the Baker-Nunn satellite tracking camera, used to image the Sputnik and Explorer orbits in late 1950s. https://t.co/F6x5TZ4NIY" / Twitter
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Baker Nunn Satellite Tracking Cameras - Boller and Chivens: A History "Where Precision is a Way of Life" - Boller and Chivens were makers of Telescopes and Precision Instruments
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Baker Nunn Satellite Tracking Cameras - Boller and Chivens: A History "Where Precision is a Way of Life" - Boller and Chivens were makers of Telescopes and Precision Instruments
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Three Air Force Baker Nunn Satellite Tracking Cameras - Boller and Chivens: A History "Where Precision is a Way of Life" - Boller and Chivens were makers of Telescopes and Precision Instruments
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