Real-Time Improvisation by David K. Barton, recorded July 23, 2018, PLATO’s Pilot House, Michiana. From 00:05 to 13:05, from 13:05 to 17:35-looped, and from 17:35 to 30:35 of PLATO, No. 1181a, “Megalith 7, part 1”, (David, Boyd Nutting, & John Richez, 7-23-2002).