ice nine publishing
- https://www.dead.net/archives/1970/clippings/ice-nine-publishing-co-letterhead
- https://www.dead.net/archives/1974/clippings/newsletter-17
- https://www.dead.net/archives/1974/clippings/newsletter-15
- https://www.dead.net/archives/1974/clippings/newsletter-18
- https://www.dead.net/archives/1980/clippings/gd-newsletter-25-page-1-0
- https://www.dead.net/archives/1980/clippings/gd-newsletter-25-page-2-0