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Steam Engine Model DIY Kit Children Steam Engine Experiment Model - Science Museum at Home |
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Desktop Stirling Engine Kit All-metal Stirling Engine DIY Kit Set Toy - Enginediy |
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ENJOMOR Vintage 4-Blade Heat Powered Thermal Stove Fan Stirling Engine Physics Science Experiment Toy |
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Stirling Engine Kit Two Cylinder Stirling Engine with Electricity Generator Model Gift Collection |
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6 Cylinder Stirling Engine Novel Gatling Blaster Design Engine Motor Model - Enginediy |
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Stark Tesla's Egg of Columbus AC Motor Tesla Coil Motor Science Motor Model |
$149.99 |
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