Popular Science, October 2009 (US)
English 100 pages PDF 19.11 Mb
Popular Science: The 'What's New'" magazine of science and technology. Covering the latest developments in cars, electronics, communications, tools, energy, aviation, science, space exploration and much more.
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http://hotfile.com/dl/11962499/825b73f/Popular_Science_2009_10.rar.html