Interesting chronology:
Africa Brass - session #1 - May 23, 1961
Ole - May 25, 1961
Africa Brass - session #2 - June 4, 1961
Village Gate - August 1961
Village Vanguard sessions - November 1, 2, 3 & 5, 1961
As I was attempting to point out, AAA only means "all analogue" - source could be session tapes, production masters, safeties, reference copies, even cassettes. The number of generations from the session tapes makes a big difference.