Roots of Robert Johnson

Francis Hillman "Scrapper" Blackwell was an American blues guitarist and singer, best known as half of the guitar-piano duo he formed with Leroy Carr in the late 1920s and early 1930s.

Nehemiah Curtis "Skip" James was an American Delta blues singer, guitarist, pianist and songwriter. AllMusic stated: "Coupling an oddball guitar tuning set against eerie, falsetto vocals, James' early recordings could make the hair stand up on the back of your neck."

Willie Lee Brown was an American blues guitar player and vocalist. He performed and recorded with other blues musicians, including Son House and Charlie Patton, and influenced Robert Johnson and Muddy Waters. Brown is considered one of the pioneering musicians of the Delta blues genre.

Leroy Carr was an American blues singer, songwriter and pianist who developed a laid-back, crooning technique and whose popularity and style influenced such artists as Nat King Cole and Ray Charles. Music historian Elijah Wald has called him "the most influential male blues singer and songwriter of the first half of the 20th century". He first became famous for "How Long, How Long Blues", his debut recording released by Vocalion Records in 1928.

Pink Moon is the third and final studio album by the English musician Nick Drake, released in the UK by Island Records on 25 February 1972. It was the only one of Drake's studio albums to be released in North America during his lifetime. Pink Moon differs from Drake's previous albums in that it was recorded without a backing band, featuring just Drake on vocals and acoustic guitar, the only other instrumentation being a single piano melody overdubbed onto the title track.