It was 40 years ago: Philip Glass and Kronos Quartet made their Nonesuch debuts with the release of Glass's score to Paul Schrader's film 'Mishima: A Life in Four Chapters" featuring Kronos. The film, a highly stylized vision of the life of Japanese author Yukio Mishima, finds "its textures made more shimmering by the Philip Glass score," said The New Yorker. | Nonesuch Records

It was 30 years ago today: the acclaimed album 'Kronos Quartet Performs Philip Glass' was released. Produced by @Philip Glass, Judith Sherman, and Kurt Munkacsi, the album features Kronos performing quartets No. 2 ('Company') (1983), No. 3 ('Mishima') (1985), No. 4 ('Buczak') (1990), and No. 5 (1991), the first piece the composer wrote for the group.