Among the correspondents in this folder are: Paul E. Bierley (concerning a photograph with some mis-identifications, the old Fillmore Music House publications and wanting more information on Henry Fillmore); Henry Romersa, inviting Bridges to again attend the annual Trombone Workshop in June; letter from Bridges to Paul E. Bierley about Henry Fillmore; Ward F. Hodge (about Mackintosh and VanderCook); Charles Colin (concerning the possibility of publishing Pioneers in Brass); Harold L. Hillyer; Robert Cumming (concerning an article by Bridges in the forthcoming issue of Music Journal on Frank Holton; Clifford Lillya; Mrs. Joseph L. Huber; Ted P. Kexel of Holton (concerning advertising in the Music Journal; Arthur W. Lehman; letter from Bridges to Bierley (concerning Frank Simon, Henry Fillmore, Sousa and upcoming trip to northern Wisconsin; Raymond McCollister who had played with Arthur Pryor concerning the old days (2 letters). There is also and a list titled "1975 ITA Workshop - Trombone recordings re-recorded on tape from personal collection owned by Glenn Bridges". The ITW was held May/June of 1975.