The older (8 and earlier) releases were released as binary images. Some are available for download here:

http://www.opensource.apple.com/static/iso/

See this mailing list post

http://lists.apple.com/archives/darwinos-users/2005/Apr/msg00021.html

  for mor information.

The older (8 and earlier) releases were released as binary images. Some are available for download at this Apple site.

See this mailing list post for more information.