Don Immel’s haunting trombone opens Stuart Greenbaum’s Sonata for Trombone and Piano. In the first movement, Travelling, Immel is playful and curious, unfolding a strong sense of narrative once Konrad Olszewski’s piano settles in. The mellow timbre of the trombone is fittingly matched to a movement title like the second, Floating before (perhaps with some irony), the concluding Energised lifts us high above the dreamlike.

Greenbaum’s Sonata for Guitar was dedicated in 2013 to Ken Murray, who premiered it in 2014. It echoes with a confidence that only a performer who truly understands the work can portray. The first movement hints ever-so-mildly at contemporary constructs of rock and jazz, with Murray...