![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjncdegv2orfDdI5BkogYiNUwzyHCCpjkfl_-BjKwfYTgqs7aFo3wsvka1Y54RBZfjsrxJTHJBTYZD_pAWnLi90WJZ5fJnZWFpeaGwVc-S_c0aROjnM5nvwTMdD2THQ7a-J-wQ2VjG_ODva/s320/Usnaconsole.jpg)
Johann Sebastian Bach - Orgelbüchlein ("Little organ book")
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![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWziSTd2vzi6I1Qhz_9iSH5lNBi9GQ0903xli1rzUxZeC-bBIlli4OwyQG0T5xYB9AczhBdsJJArexn0R8WbHeWz8pG6xSC5U5BORp94bsjZP_-GcHV2TKtYIzZTcIQIBgHqS21LkL6zQ8/s320/pointright.gif)
(en el link, buscar la frase "Download File Now" abajo de todo )
"an unfinished collection of 45 short chorale preludes that demonstrate compositional techniques in the setting of chorale tunes"
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