The Voice (mezzo-soprano and claviorganum, 2020) by Matt Geer published on 2021-04-23T19:48:12Z Permutational piece for mezzo-soprano and claviorganum, written in 2020. Performed by Stephanie Foster and Matt Geer Genre Classical Comment by Martin Hoogeboom Excellent!!! 2021-04-26T14:37:44Z Comment by Lawana Ferguson just amazing! 2021-04-23T21:22:24Z