Cello - easy to intermediate - Digital Download SKU: S9.Q50094 Op. 12, No. 3. Composed by Carl Siegemund Schonebeck. Edited by Beverley Ellis and Rainer Mohrs. This edition: performance score. (c) 2019 Schott Music GmbH & Co. KG, Mainz. Classical. Downloadable. Op. 12/3. 17 pages. Schott Music - Digital #Q50094. Published by Schott Music - Digital (S9.Q50094). Key: G major.Digital publication of the piece found in the following print music collection: Cello Duets - 40 Original Violoncello Duets from 5 Centuries.