I don't think of you as a Prog Rock guy, so Annie Haslam and Renaissance might not be for you From her solo career. Overall, she gets her fame for her vocals rather than albums with hits. So i won't recommend an album.
Rashmon covered Natalie Merchant, so that helps on my To Do List. I still have the Country Vocalists to do, but i will work on that another time. Melissa Etheridge Your Little Secret Yes I Am Melissa Etheridge
Mazzy Star - Fade Into You Thievery Corporation - Lebanese Blonde Ani De'Franco - 32 Flavors and Then Some Indigo Girls - Closer to Fine
Four Songs of Sombody's Dying Grateful Dead - Me and my Uncle Gram Parsons' International Submarine Band - Miller's Cave Towns Van Zandt - Dead Flowers Willie and Merle - Pancho and Lefty
The Go Gos - Vacation The Bangles - In a Different Light The Slits - Cut The Shaggs - Philosophy of the World