Best known for her seductive '70s pop staple "Midnight at the Oasis," Maria Muldaur has since become an acclaimed interpreter of just about every stripe of American roots music: blues, early jazz, gospel, folk, country, R&B, and so on. While these influences were certainly present on her more pop-oriented '70s recordings (as befitting her Greenwich Village folkie past), Muldaur came into her own as a true roots music stylist during the '90s, when she developed a particular fascination with the myriad sounds of Louisiana. On the string of well-received albums that followed, Mul...