Among the correspondents in this folder are: Clifford Barnes (several letters concerning research for Bridges and mentioned in one of April 26 that he was sending Bridges "a cylinder record of my Dad's recording of Dorothy which they call a schottische."), Paul E. Bierley (several), Harold B. Bachman; and Norman C. Schweikert (several concerning ordering some tapes and later exchanging information with Bridges about early brass players).