Jay Dirksen was the Track and Field and Cross Country coach at South Dakota State University from 1969 to 1977. The collection consists mainly of Dirksen's files on S.D.S.U. athletes coached by him. The file include record sheets of training programs, correspondence, clippings, photographs, and other data related to the running career of each athlete. Also included are files related to Dirksen's research on cross country running.