If you like your soul music deep and rare, check out this compilation created by SoulMusic.com founder David Nathan for X5 that includes emotive recordings by classic artists such as Dee Dee Warwick, Judy Clay, Walter Jackson, Betty Wright, Mable John, Otis Clay, Esther Phillips, Lou Johnson, James Carr, Candi Staton, Jackie Moore, Bettye Swann and  more..