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![](https://secure.gravatar.com/avatar/ecfc2998a0d8fcdc2e8f446885b84dba.jpg?s=120&d=mm&r=g)
Second call for papers for 2013 AMSAT Annual Meeting and Space Symposium
by Daniel Schultz 07 Aug '13
by Daniel Schultz 07 Aug '13
07 Aug '13
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