Kurt Kren, an influential figure in avant-garde cinema, began his filmmaking journey in 1957, quickly becoming known for his innovative short films. His notable work, *No Danube - Kurt Kren and His Films* (1988), encapsulates his unique vision and approach to filmmaking, making it a sought-after item among collectors. Kren's early experiments, such as *2/60 48 Köpfe Aus Dem Szondi-Test* (1960) and *3/60 Bäume Im Herbst* (1960), showcase his structural orientation and have become important artifacts in the study of film history. A pivotal figure in the Viennese actionist movement, Kren's participation in events like the *Destruction in Art Symposium* in 1966 and his later involvement with the Austria Filmmakers Cooperative cemented his status in avant-garde circles. Collectors cherish Kren’s works not only for their artistic merit but also for their historical significance in the evolution of underground cinema. His films, often described as challenging yet rewarding, resonate with those who appreciate the spirit of experimental filmmaking and the cultural dialogues of the time.