"'Meanwhile, we've got the fact that musicians like these knew the normal 16-bar blues approach: Leadbelly, Furry Lewis, Bo Carter, Rev. Gary Davis, Henry Thomas, Charley Jordan, Mance Lipscomb, Peg Leg Howell, Jesse Fuller, Walter Vinson, Simmie Dooley, Barbecue Bob, Jim Baxter, Daddy Stovepipe, Rufe Johnson, Tom Darby, Blind Boy Fuller, Will Shade, John Bray, William Harris, Smith Casey, Blind Blake, Ed Bell, Tom Bell, Roy Harvey, Reese Crenshaw, Tom Johnson, Elizabeth Cotten, Sam Butler, Bill Jackson, David Miller, Freeman Stowers, Wiley Barner.'

That's 33 examples. Here are some more: Lemon Jefferson, William Moore, Johnie Lewis, Bill Broonzy, Thomas Burt, Skip James, Walter Roland, Henry Whitter, Butch Cage, Eddie Mapp, Lesley Riddle, the Birmingham Jug Band, the Mississippi String Band (Johnson and Copeland), Texas Alexander, Big Boy Cleveland, Bayless Rose, Bobby Grant, Willie Hill, Tom Bradford, Edward Thompson, Willie McTell."

Curley Weaver, Gabriel Brown, Elvie Thomas, Jimmie Tarlton, Lightnin' Hopkins, Tommy Jarrell, Lonnie Chatmon...

John Hurt used a variant of it with V at the start on "See See Rider." Jimmie Rodgers used a different variant on "Jimmie's Mean Mama Blues." Robert Wilkins and Frank Hutchison had the usual 16-bar progression but extended at the front on "That's No Way To Get Along" and "K.C. Blues" respectively. Uris Bouchillon sounded very similar to Hutchison on "Adam And Eve Part 2."