Comparing 22 pianists' recordings on a Boesendorfer computer-controlled concert grand piano...... http://www.kfs.oeaw.ac.at/goebl/wer99.htm and Karlheinz Essl. The Untempered Piano interactive sound installation (2000) In Honor of Jean-Sebastičn (1685-1750) Commissioned by the City of Vienna...... http://www.essl.at/works/untempered_piano.html Brian Lawson, RPT, MPT Johannesburg, South Africa
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