Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Information Forms (hierarchy name)
5. information forms (objects)
6. information artifacts
7. [information artifacts by function]
8. correspondence artifacts
9. postcards
10. picture postcards

Anotations

Scope note:

Postcards bearing a picture, a stamp bearing the same picture or one similar in image content, and usually a postmark related in some way to the picture. They are made and sold as commemoratives or collectors' items, or created by collectors themselves.