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E-Resources
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(1049) Resources In 'Engineering' |
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Important Engineering Technical Reports |
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Defense Technical Information Center Technical Reports Collection
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FirstGov for Science
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NASA Technical Report Server
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National Advisory Committee for Aeronautics Technical Report Server
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NTIS National Technical Reports Library - NTRL
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Office of Technology Assessment (OTA) Archive
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ScholarlyCommons: Repository
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Virtual Technical Reports Center
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© University of Pennsylvania | 215-898-7555 | library@pobox.upenn.edu |