Strindberg's Eerie World Of Lost Souls https://www.nytimes.com/2001/06/22/movies/theater-review-strindberg-s-eerie-world-of-lost-souls.html A review of a 2001 production of the play in The New York Times. Glenn Gould - Beethoven, Piano Sonata No. 17 in D minor op. 31/2 "The Tempest" https://www.youtube.com/watch?v=RPDBcdDGrnE A recording of the Beethoven piece from which the play takes its title. Great Works: The Isle of the Dead (1880), Arnold Böcklin https://www.independent.co.uk/arts-entertainment/art/great-works/great-works-the-isle-of-the-dead-1880-arnold-b-cklin-1867905.html An article about the painting that appears at the end of the play.