Deletion of Compositions 1960

Comment: A well-known work, as indicated by the extensive and broad set of references on the article. ( may be problematic, as its focus on biographies and recordings doesn't really sit with conceptual compositions, but this work does meet . I'll also add that coincidentally its re-purposed cover page is currently on exhibition at :Inverleith House in Edinburgh and was discussed / played there by :Tony Conrad last month
Stance: keep
Cited policy: Wikipedia:Notability (:WP:NMUSIC||:WP:GNG)