Order entries in terms of the importance of their contributions. See Appendix A for guidance in assigning contributor roles. Follow directions set out in the completed Project record template form for guidance in entering a Source value. An account of the content of the resource, which may include an abstract, table of contents, or free text. Description is a rich source of indexible vocabulary.
Natural language is preferred.
Subject keywords are often taken from the Description. The completed Project record template provides guidelines for the use of AltId. The topic of the content of the resource, typically expressed in keywords, key phrases, or classification codes that describe a topic of the resource. Assign subject values to names of persons and organizations responsible for the intellectual content of component works and images if such assignments enhance searchability at the project level, i.e. if it is important to associate certain persons or organizations with the project that haven't included in Creator or Contributor elements. The extent or scope of the content of the resource.