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    Speaking at the Chicago Space Society
    From: Richard Easton
    Date: 2015 Feb 7, 07:47 -0800

    I'm speaking at the Chicago Space Society at 1:00 pm on 3/15.  My topic is "From Harrison to GPS".

    http://www.chicagospace.org/events.html

    You can find out more details about my book at

    www.gpsdeclassified.com

       
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