Smart Kids for Science

2009

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The simplest player of vinyl records with trivial needle and paper cylinder or cone. Простейший проигрыватель старых музыкальных пластинок с помощью обыкновенной швейной иголки и рупора в виде бумажного цилиндра или конуса..
Posted by mamoutkine on October 19, 2012 Full Size|

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