Approved May 29, 2010 by the DAISY Consortium Board This version: http://www.daisy.org/projects/daisy-online-delivery/drafts/20100402/do-spec-20100402.html This version as a zip archive: http://www.daisy.org/projects/daisy-online-delivery/drafts/20100402/do-spec-20100402.zip Previous versions: http://www.daisy.org/projects/daisy-online-delivery/drafts/20100218/do-spec-20100218.html http://www.dais