* Edition of 100 * Of the air was recorded in April of 2015 in Charleston, SC on an 1890 tracker organ. Linkages between stops and the slider chests that open the ranks of pipes to control timbre are mechanical. As a result, pulling out a stop slowly brings in not only a new timbral layer, but does so in way that causes the new sound to slide into the correct pitch. This allows for a microtonal pitch world. During the recording process I was stuck by the way holding down a diatonic cluster while…