CardTalk

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1	http://sparklab.si.edu Create Your Own Cardboard Gramophone Cardboard Gramophone Sketch courtesy of Add to Reading List Source URL: invention.smithsonian.org Language: English - Date: 2011-12-13 16:00:43 Gramophone record Sound Waves Cardboard box Sound recording and reproduction Skip Audio storage CardTalk Information science
2	http://sparklab.si.edu Create Your Own Cardboard Gramophone Cardboard Gramophone Sketch courtesy of Add to Reading List Source URL: sparklab.si.edu Language: English - Date: 2011-12-13 16:00:43 Gramophone record Sound Waves Cardboard box Sound recording and reproduction Skip Audio storage CardTalk Information science