Your help regarding the Benny Goodman arrangement of Goodbye
"Comment: while I don't know the key signature, you also have to note what medium the recording was made on. If you're talking vinyl or tape, there are so many variables that you may be hearing the recording out-of-tune. That's why higher-end tape decks had a speed control."
got me to where I needed to.
It helped me solve the question.
Thank you very much