PERIOD OF USE FROM - Humanities
- Field label
- PERIOD OF USE FROM
- Field mnemonic
- PERF
- Field name
-
- Period of Use From
- Début de l'époque d'utilisation
- Field definition
- This field contains the earliest possible date of use of the object.
- Heading
- DATING FIELDS
- Comments
- NOTE: This field has NOT been updated as part of the May 2010 Data Dictionary update. Priority for the Data Dictionary update was given to those fields that are required or strongly recommended for Artefacts Canada contribution. The Entry Rules for this field will be updated at a later date.
- Entry rules
- Enter a numeric date. Always record the date in YYYYMMDD order (always give all four digits of the year). Dates can be qualified by adding one of the following attributes: circa (C), prior to (P), later than (L), decade ('s), between (-) and uncertain (?). Dates can also be described as "unknown". BC dates should be expressed as negative integers.
- Cataloguers rules
- See also, Period of Use To (PERT).
- Data type
- alpha-numeric string
- Examples
-
- 19561101
- 19561101 ?
- 19560000 ?
- 19561101 P
- 20000101 C
- unknown
- 19561101
- 19561101 AN
- 19560000 ?
- 19561101 PO
- 20000101 C
- inconnu
- Discipline
-
- Multidiscipline
- Source
-
- User's Conference 1990
- Field label (French)
- DEBUT DE L'EPOQUE D'UTILISATION
- Field mnemonic (French)
- DEU
Contact information for this web page
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