Young, Neil "Manufacturer's Showcase - Crunch Power" Sound Challenge November/December 1991: 48-52.
https://farm8.staticflickr.com/7852/...446335d1_b.jpg
https://farm5.staticflickr.com/4908/...fde332c7_b.jpg
https://farm8.staticflickr.com/7883/...a2ffc1f6_b.jpg