Cummings has recorded commercially as both an instrumentalist and a conductor.
This record (L-24003) was one of the first commercially recorded at that speed.
Many of his works have been performed overseas, and a growing number are being recorded and published commercially.
It is, of course, limited by what was recorded commercially.
Country music had been recorded commercially since 1922.
Though they were commercially recorded (the second at his own expense), none has been performed complete since his death.
Since his death many of his works have been commercially recorded by artists other than himself.
Virtually all of his orchestral works have been commercially recorded and are currently available worldwide.
Others are Lennon's performances of songs he wrote for friends, but never recorded commercially himself.
Many of his works have been commercially recorded since the early 1990s.