As I recall , part of Mary Wilson's ability to recount her Supremes experiences was that she was a meticulous note taker [[?)

If so , surely this was a practice she continued throughout her life. Perhaps there exists a cache of such records waiting to be transcribed.

Wouldn't it be great if the family found a writer/editor to assemble them.
It could be titled DREAM ON, MY LIFE AFTER BEING A SUPREME.