As far as I know, the first Blind Boy Grunt recordings were issued by Folkways FH5301 "Broadside Ballads Vol 1" (Broadside being the magazine) in 1964 - Blind Boy Grunt featured on Side A3, "Jon Brown" Side B2, "Only a Hobo and B3, Talkin' Devil" - also featured were. The New world singers (3 tracks), Pete Seeger (1), Peter la Farge (2), Phil Ochs (1), Gil Turner (1), Happy Traum (1), The Freedom Singers (1), Matt Maginn (1) and Mark Spoelestra (1)

This will be available from Smithsonian/Folkways.