Robert Johnson recorded 29 songs in two sessions (San Antonio 1936, Dallas 1937) and died young; everything we have of him sits in those takes. Most reissues have come from worn-out commercial pressings. Audio restorer Nick Dellow digitized rare test pressings — closer to the master than anything before — and “Come On In My Kitchen” emerges with the slide guitar and voice finally separable. Surfaced via Open Culture.