Message posted by loopbacktest4echo on June 14, 2010 at 6:01:23 PST:
An example of what is being done with blimps. In this case it's persistent ISR. See link.
Attached link: http://www.spacedaily.com/reports/US_Army_Awards_Lockheed_Martin_Contract_For_Additional_PTDS_Aerostat_Systems_999.html
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