Real-Time Improvisation by David K. Barton, recorded December 8, 2018, PLATO’s Pilot House, Michiana. From 00:02 to 10:34-looped of PLATO, No. 3842, “Grace, as Refuge”, (David, solo, 7-12-2016); with, from 00:07 to 17:07, Tr +6, of PLATO, No. 3846, “Grace, as a Rose (for Nice)”, (David, solo, 7-15-16).