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Rubber Band Engineer: All-Ballistic Pocket Edition: From a Slingshot Rifle to a Mousetrap Catapult, Build 10 Guerrilla Gadgets from Household Hardware: Akiyama, Lance: 9781631597381: Amazon.com: Books
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Rubber Band Engineer: Build Slingshot Powered Rockets, Rubber Band Rifles, Unconventional Catapults, and More Guerrilla Gadgets from Household Hardware - Kindle edition by Akiyama, Lance. Arts & Photography Kindle eBooks @ Amazon.com.
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Rubber Band Engineer: Build Slingshot Powered Rockets, Rubber Band Rifles, Unconventional Catapults, and More Guerrilla Gadgets from Household Hardware: Akiyama, Lance: 9781631591044: Amazon.com: Books
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