Program music 1970s in particular experimented with program music, among which was Rush's "Jacob's Ladder" (1980), which shows clear influences of Smetana's "Má vlast" ("My Homeland") (1874-1879). In addition, Rush's songs "Xanadu", "Red Barchetta", and "YYZ" also show their experimentalism with program music, as do parts of "2112", particularly the discovery scene. Composers and some theorists argue that there is indeed no such thing as true "absolute ("ars gratia artis") music" and that music always at least conveys or evokes emotions. While non-professional listeners often claim that music has meaning (to them), "new" musicologists, such as Susan McClary (1999), argue that so-called
Artis Library (later the University of Amsterdam), the Artis Bibliotheek collection was used for education and research. Many biologists came to consult the collection with their students, including Max Weber, Dick Hillenius and Tijs Goldschmidt. The Artis Bibliotheek collection covers the following subjects: natural history, the Artis Zoo, nature, agriculture, evolutionary theory (Darwiniana), and Carl Linnaeus (Linnaeana). Artis Library Artis Bibliotheek (English: Artis Library) is a nineteenth-century library located at Plantage Middenlaan 45 in Amsterdam. Since 2005, the Artis Bibliotheek has been part of the Special Collections at the University of Amsterdam. In 1838, Zoological Society Natura Artis Magistra was founded by