Ms. Wilson, with the original members Diana Ross and Florence Ballard, was part of one of the biggest musical acts of the 1960s.Ms. Wilson, with the original members Diana Ross and Florence Ballard, was part of one of the biggest musical acts of the 1960s.Read MoreWilson, Mary (1944- ), Motown Records, Deaths (Obituaries), Music, Supremes, The (Music Group)