Piano Technicians Guild - Grand Regulation Curriculum, Second Edition | A Course of Study In The Regulation of Grand Pianos by PTG

Piano Technicians Guild - Grand Regulation Curriculum, Second Edition | A Course of Study In The Regulation of Grand Pianos by PTG

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A newly updated color version. Use as a classroom workbook or as a useful reference for individual study. The official curriculum for the PTG Grand Action Regulation in 37 Steps class. 138 pages. By Richard West, RPT

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