. . "Libraries Special collections." . . . . . . . . . . . . . . . . . . . . "Records and correspondence" . . "Records and correspondence"@en . . "Criticism, interpretation, etc"@en . . . . . "Woody Guthrie and the Archive of American Folk Song correspondence, 1940-1950" . "Woodie Guthrie and the Archive of American Folk Song correspondence, 1940-1950"@en . . . . . . "Folk singers 20th century." . . "Composers 20th century." . . "Letters 20th century." . .