Alto Saxophone,Piano - Level 3 - Digital Download SKU: A0.1279170 Composed by Henry Purcell. Arranged by B. C. Dockery. Baroque,Classical,Opera. Score and part. 5 pages. Ben Dockery #870693. Published by Ben Dockery (A0.1279170). From Henry Purcell's opera Dido and Aeneas, this is When I am laid in earth arranged for alto sax solo with piano accompaniment. Great for lessons, recitals, and performances of all kinds. Intermediate level. Includes score and parts.