==External links==
*[http://tds.nin.com/index2.html tds.nin.com]
*[http://www.shedmatterrussellmills.co.uk/russellmillscom/mills/installations/committere.html Russell Mills on the inspiration behind the artwork for the album]
*[http://www.nincatalog.com/index.asp?halo=8 ''The Downward Spiral'' at nincatalog.com]
*[http://www.nincollector.com/archive/releases/halo_08/halo08.htm ''The Downward Spiral'' at nincollector.com]