This three-disc package from Edsel combines Labi Siffre’s self-titled debut (1970) and The Singer and the Song (1971) with a disc of additional contemporaneous material. At the time of the set’s release, the still-active British singer/songwriter was in the midst of a commercial upswing with film, television, and ad placements, as well as social media, introducing his underexposed and underappreciated early work to a new generation of listeners. (All of this occurring two decades after Siffre’s songs were sampled for tracks by Jay-Z, Eminem, and Kanye West, among others.) Edsel originally expanded and reissued these two albums separately in 2015, and in 2020 made the discs part of the comprehensive nine-disc box My Song. For the box, two post-1971 B-sides…