Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Functions (hierarchy name)
4. functions (activities)
5. [functions by general context]
6. analytical functions
7. research (function)

Anotations

Scope note:

The study on the history of origin and evolvement of buildings, using varied research methods such as photography, study of literature and archives, iconographical, cartographical and in situ-research and the study of oral histories.