PTG Stability Class, Denver, CO. July 15-18, 2015

In this video I discuss the topic of stability and what I will be speaking about at the 2015 national piano technology convention put on every year by the Piano Technicians Guild. This year it will be in Denver CO, July 15-18, 2015.

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2 Responses to “PTG Stability Class, Denver, CO. July 15-18, 2015”

  1. Francisco says:

    Hi Mark. Very interesting. Very important topic.
    I like your mechanical engineering approach to teaching this topic.
    I wish I could attend. Good luck!

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