Juke Box was the leading pop magazine in Flanders, Belgium. The first edition appeared in May 1956. Ceased in 1970. The monthly was published, edited and most articles written by Jan Torfs, a well-known correspondent with American music magazines. (euromediarts.com)
1967 November 1
The Mothers of Invention: vaders van de free rock?
By Jan Torfs, pp 44-45