This examination has caused the alteration of thousands of bibliographic records in Janus. The pattern heading list for theological topics was eliminated. The pattern heading list for Indians of North America was eliminated. Perhaps nowhere is this process of subject simplification more apparent than with the subject heading Indians of North America. Obviously, any changes regarding subdivision practice in this area involve a great deal of fixing in Janus.
Sculpture is now Indian sculpture ex.
This is true for the types of changes in I and II above. However, for the changes outlined in III, there are no cross reference structures in place. During the past few years, many subdivisions have been changed or replaced in Janus.