arkistoyksikkö
An arkistoyksikkö, or archival unit, is a fundamental concept in archival science. It represents a basic physical or logical grouping of records that are treated as a single unit for the purpose of arrangement, description, and preservation. The specific nature of an arkistoyksikkö can vary significantly depending on the type of records and the archival institution's practices.
For instance, a physical arkistoyksikkö might be a folder containing correspondence, a box of photographic negatives,
The purpose of defining an arkistoyksikkö is to provide structure and order within an archive. It facilitates