Audio & Video

The February 2012 issue of the Piano Technicians Journal was dedicated to Susan Graham, RPT, and features several of her articles. This lacing needle tip is from an audio recording John Parham made, and is one of several tips featured in the Susan Graham issue of the Journal.
The December 2011 issue of the Piano Technicians Journal has a short explanation of this voicing technique in the Tools Tips and Techniques section of the magazine. It also contains a longer, feature article that provides more detail.
This video shows how Jack Houweling's tool case opens and closes. A short article featuring this tool case is in the November 2011 issue of the Piano Technicians Journal.
Device used to pound keys on pianos at the Mason & Hamlin Factory in Haverhill, Massachusetts. This would surely drive the in-laws crazy!
Video slideshow of the 7'2" tall Mammoth VCG Piano built by Chris Chernobieff from Monroe, Washington. www.mammothpiano.com
This will help to hear the difference in beat rates of stacked contiguous major thirds that exhibit approximately a 4:5 beat ratio. For best effect, listen with stereo speakers and one ear facing them. Note: many pianos won't perfectly mimic these speeds
Another listening aid to help learn to hear the subtle differences in the beat speeds of chromatic major thirds in an F-F Equal Temperament. Once again, these speeds are only theoretical and the tonality on an actual piano is different.
Lo-fi audio file of “The Varsity Drag" as performed on a Chicago Electric Nickelodeon. The first sound is a coin dropped into the slot. See pictures here...