Van de Graaff generator, illustration - Stock Image - C050/8132 - Science Photo Library
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Amazon.com: Van De Graaff Generator, Motor Driven - 120/240V, 50/60Hz - Includes Assembled Base with DC Motor, Power Cord, Discharge Wand, & Accessories - 22" Tall - Eisco Labs : Industrial & Scientific
Van de Graaffův generátor – Wikipedie
Van de Graffov generátor - Elektrostatika | Učebné pomôcky