Keys, 4
| Name | Fields | Versions | Obsolete |
|---|---|---|---|
| Key1, clustered | Entry No. | 17-28 | - |
| Key2 | Loaner No., Document Type, Document No. | 17-28 | - |
| Key3 | Document Type, Document No., Loaner No., Lent | 17-28 | - |
| Key4 | Loaner No., Date Lent, Time Lent, Date Received, Time Received | 17-28 | - |