Beginning in 1974 and based in New Zealand, the sound-performance group From Scratch used an evolving array of percussion instruments -- including found and repurposed objects as well as custom-made percussion instruments -- to create a distinctive rhythmic music, texturally rich and tonally sumptuous. The music has a sophisticated, fluid, and intelligent polyrhythmic drive and prominently features pitched percussion, using microtunings and just intonation in tightly structured pieces that evolv…