Contains recordings of interviews with Duke Ellington band members, live performances around the world, the Sacred Concert Performance at the National Presbyterian Church in 1970, rehearsals, and radio broadcasts. This series also holds recordings of Harold Ashby performing with many other jazz musicians, such as Ben Webster, Jay McShann, Randy Yonk, Jim Galloway, Johnny Hodges, Buddy Tate, Rufus Reid, Emma Jean, Connie Day, Richard Wyand, Dick Katz, Roland Kirk, Paul Gonsalves, Tim Price, Willie Mabon, Bucky Hound, Lucky Thompson, Reggie Johnson, Ross Shneider, Phil Flanagan, and Claude Williams.