Create a score containing at least one non-transposing instrument, and at least one transposing instrument. My sample score uses piano and Bb trumpet. Put chord symbols, appropriately transposed, in ...
Jazz solos, with chord symbols. Introd. by Jamey Aebersold. "The solos are in B♭ key, transposed to sound in unison with the original solos in E♭ key"--Page iv. "Scale syllabus": p. [3] of cover.