Z30 - Item's Permanent Location (R)
When temporary changes are made to an item's information, the original information of the item is stored in the Z30 field. The data is automatically stored by the system in this field when the item's information is changed. The Z30 field is used by the system to restore the original information when the librarian uses the Restore Item Information function.
No Indicators
Subfield Codes $1 - Item sequence number $2 - Sub-library $3 - Collection $4 - Call number $5 - Item status $6 - Item process status $7 - Second call number $8 - Material type $9 - Temporary location flag