Cello and basso continuo - easy - Digital Download SKU: S9.Q16138 Composed by Christoph Schaffrath. This edition: Sheet music. Cello Library. Downloadable. Schott Music - Digital #Q16138. Published by Schott Music - Digital (S9.Q16138). Key: G major.The edition is part of the ABRSM syllabus (grade 4).