Bassoon Solo - Level 4 - Digital Download SKU: A0.1374713 Composed by Scotia Aerin Switzer and Hildegard von Bingen. 21st Century,Chamber,Contemporary,Religious. Individual part. 4 pages. Switz Music #959268. Published by Switz Music (A0.1374713). Reflexions on Veni, Creator Spiritus for Solo Bassoon is a reflection on Hildegard von Bingen's work of the same name. Duration about 6 minutes. Solo Bassoon. Switz Chamber Library. Published by Switz Music.