Message posted by Tony Moore on August 21, 2010 at 12:11:45 PST:

Could they have possibly been used as pads for Radar antenna or different types of mobile air defense Radar systems? They remind me of the Nike missile Radar sites that were on many of the mountain tops around Los Angeles

In Reply to: Re: Refresh posted by wheresjanet on August 19, 2010 at 23:18:35 PST:

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