The archivists and musical archaeologists at Smithsonian Folkways Recordings have been mining their mammoth catalogue of folk, world music, blues, jazz, frog sounds, educational recordings, early electronica, historical documentary, and so on to create new vinyl reissues of some of their shining gems. This week, in celebration of the start of Women’s History Month, the label has put the spotlight on three releases by Folkways icons.  There’s legendary guitar picker Elizabeth Cotten, whose 1958 album Folksongs and Instrumentals With Guitar will be reissued.  Alt-country-roots-blues luminary Lucinda Williams’ 1980 recording Happy Woman Blues…