One photograph in the folder is captioned as "German bassist and composer Sigi Busch, representing Hochschule der Kunste, Berlin and Reuben Rogers, Berklee College of Music, USA, in Bass Master Class, Graz, 1993." Another photograph is captioned as "Participants attending the morning general session, during the First Annual IASJ Meeting, held in The Hague, 1990." Photographers: Roy Gumpel; Ullrich.