In and Out of Focus - David Randall - Google Books

http://books.google.de/books?id=G-NTTYfor3oC&pg=PA105&dq=%22Kaz+Lux%22&as_brr=3

Free-form jazz guitarist Jan Akkerman and classically trained keyboard player Thys van Leer teamed up to form Focus in their native Holland, and recorded Moving Waves; one of the 70s most original and startling LPs. The epic track "Hocus Pocus" took the…