After finding a surviving set of parts in a reference library, Cohen restored and recorded the original uncut version of Ingolf Dahl's 1949 Concerto for Alto Saxophone and Wind Orchestra in its original concert band scoring.
Upon discovering a preserved collection of parts at a reference library, Cohen undertook the task of restoring and documenting the complete, unedited version of Ingolf Dahl's 1949 Concerto for Alto Saxophone and Wind Orchestra, as originally intended for performance by a wind orchestra.