While the Dublin Core documentation is informative, the following table may be most useful when preparing data for Image Services. Keep in mind that databases often have a mix of fields, some that describe the subject matter, and some that describe the physical item. At any rate, it is issues like this that make the mapping process interesting and challenging. The collection specific fields will also be searchable directly in a collection specific search. You may find that it helps to try some of the other collections that are online to see how they are mapped.
Mappings are viewable by looking at a detailed record in the cross collection search .
It is also useful to look at detailed records in the collection specific search to pick up nuances of each collection. Tombstone information for artist, architect, photographer, creator, etc. Nationality of artist, architect, photographer, creator, etc. Title Titles, subtitles, project names, When there is not a formal title, captions, location for architecture, and similar fields are some times mapped to Title. Description Fields that provide physical description of the item, such as medium, type, and dimensions.