An extraordinary archive documenting over three decades of radical sound culture. Founded in 1981 by Ursula Block in Berlin-Wilmersdorf, gelbe MUSIK was one of the world's most important places for New Music enthusiasts, experimental sound, and artists' records. This complete set of 16 original sales catalogues represents the evolving inventory and vision of the legendary store, chronicling the development of sound art, free jazz, contemporary composition, and avant-garde practice from the early 1980s through 2014. Each catalogue features hundreds of records by artists including John Cage, Joseph Beuys, Nam June Paik, Yoko Ono, Meredith Monk, Laurie Anderson, Sun Ra, Sonic Youth, Christian Marclay, Diamanda Galás, and countless others. Block's circle included influential artists and musicians who would travel to Berlin specifically to visit the store. gelbe MUSIK served as a gathering point for collectors, composers, improvisers, and radical sound practitioners worldwide. These catalogues are not merely sales lists—they are historical documents that map the underground networks of experimental music and sound art as they evolved over thirty years. For researchers, collectors, and those who recognize Ursula Block's pioneering role in establishing artists' records as a legitimate field of practice, this complete archive is an indispensable resource. A unique window into the golden age of experimental sound culture, when gelbe MUSIK stood at the center of an international community dedicated to creative music in all its forms.