closed 4.2.1.1 2005-05-20T14:06:27.630-06:00 2004-06-12T21:42:45.681-06:00 TSD4.2 Archaeological Markup Language (ArchaeoML), version 0.9, February 2006. Created by David Schloen of the University of Chicago. Value document type. A Value document represents a non-numeric value of a nominal or ordinal variable. Here, the links contain a (single) docID which points to a Set document of type = thesaurus.