newsletter
- https://www.dead.net/archives/1972/clippings/gd-newsletter-6-page-5
- https://www.dead.net/archives/1972/clippings/gd-newsletter-6-page-4
- https://www.dead.net/archives/1973/clippings/gd-newsletter-7-page-4
- https://www.dead.net/archives/1973/clippings/gd-newsletter-7-page-2
- https://www.dead.net/archives/1973/clippings/gd-newsletter-7-page-1
- https://www.dead.net/archives/1973/clippings/gd-newsletter-7-page-3