Harper Gavin D. J. | Buy Cheap Textbooks about Harper Gavin D. J.

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50 Model Rocket Projects for the Evil Genius by Harper, Gavin D. J. ISBN: 9780071469845 List Price: $24.95

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Build Your Own Car PC by Harper, Gavin D. J. ISBN: 9780071468268 List Price: $27.95

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Run Your Diesel Vehicle on Biofuels: A Do-It-Yourself Manual by Starbuck, Jon, Harper, Gavi... ISBN: 9780071600439

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50 Awesome Auto Projects for the Evil Genius by Harper, Gavin D. J. ISBN: 9780071458238 List Price: $24.95

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Solar Energy Projects for the Evil Genius by Harper, Gavin D. J. ISBN: 9780071477727 List Price: $24.95

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Fuel Cell Projects for the Evil Genius by Harper, Gavin D. J. ISBN: 9780071496599

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Small-Scale Wind Power Generation : A Practical Guide by Bull, Jamie, Harper, Gavin ... ISBN: 9781847972101

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Heat Pumps for the Home : 2nd Edition by Cantor, John, Harper, Gavin... ISBN: 9781785007798