The Roches (Maggie, Terry and Suzzy?) That Amazing Linda Ronstadt, Emmy Lou Harris, Dolly Parton album (Was there more than one?) John Roberts and Tony Barrand, Priscilla Hardman, Ann Dodson, Cindy Mangson Ckndy Kallet, Ellen? and Paul? Peter Paul and Mary The Black Family. The Voice Squad The Nylons The Flirtations
I guess what interests me are interesting harmony lines, and the richness of voice blends. I love it when voices cross.