found: Bob Dylan, 1962.
found: Baker, 6th ed.(Dylan, Bob; real name: Robert Zimmerman; b. May 24, 1941)
found: Cable, P. Bob Dylan, his unreleased recordings, 1980, c1978:p. 150 (Dylan on other artists' records under the names Blind Boy Grunt, Robert Milkwood Thomas, Bob Landy; rumored to be performing under the names Tedham Porterhouse, Roosevelt Gook)
found: Williams, R. Bob Dylan, 1992:CIP t.p., in subtitle (Alias) galley (b. Robert Allen Zimmerman)
found: Audio: red herrings Web site, Tom Rush - "Take A Little Walk With Me," Aug. 18, 2010(Paul Cable says in his book "Bob Dylan: His Unreleased Recordings" that the "Roosevelt Gook" who plays piano on all six tracks on side 1 of this album is thought to be Bob [Dylan]. However, both Tom Rush in an Oct 1999 interview and Al Kooper in his book "Back Stage Passes & Backstabbing Bastards" say that the person using this pseudonym was actually Al Kooper. Al Kooper is credited with playing electric guitar and celesta as well as co-production on this album, and apparently wanted a separate fee rather than just a payment for "doubling up" Bob [Dylan] names a companion as "Roosevelt Gook" during a phone-in on the Bob Fass Show, WBAI radio, New York, 26 Jan 1966, and Clinton Heylin says this was definitely Al Kooper)
found: Email from River Falls Public Library, Aug.17, 2010(The Bob Dylan Encylopedia, by Michael Gray, 2008, also attributes the "Roosevelt Gook" pseudonym to Al Kooper, under the entry for Kooper)
found: Int. ww in pop. mus., 13th ed.(Dylan, Bob; born Robert Allen Zimmerman, May 24, 1941, Duluth, Minn.; American composer, musician (guitar, piano, harmonica) and singer; best known for composition and interpretation of pop, country, and folk music; formed Traveling Wilburys, 1988)
found: Information from 678 field, converted Mar. 24, 2018(ballad singer)