MARC 9XX Local Data
MARC 9XX fields are reserved for local definition. The following 9XX fields are known to exist in Folger records. Many are, presumably, the result of other institutions' 9XX fields having remained in imported records. Those in bold are known to be in active use at the Folger.
Bibliographic records
- 901
- 902
- 903
- 920As of Sept. 2019, used to hold the filename of digitized slip or card used as the source of the record
- 938
- 945 As of Feb. 2019, approximately 45 records have Promptcat information from 2004 in this field
- 946 Used to record "Inventory control 2019"
- 948
- 949 Used for record loads from GOBI. Details are maintained by Acquisitions.
- 950
- 955
- 960
- 967
- 980
- 981
- 982
- 985
- 986
- 987
- 993
- 994
- 998
- 999
Holdings records
- 952 ǂz: equivalent to 852ǂz except label displays as "Copy information:" instead of "Folger Copy:" (added 2016-06-22 to accommodate loan item being made available to researchers)