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		<title>Une conquête de l 'air:        l ' avion</title>
		<link>http://www.blogg.org/blog-14558.html</link>
		<description>Comment l 'Homme a-t 'il apprivoisé le milieu aérien grâce à l 'avion?</description>
		<lastBuildDate>Thu, 26 Nov 2009 02:45:54 +0100</lastBuildDate>
		<language>fr</language>
		<copyright>Copyright BLOGG 2005</copyright>
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