| Approved without change | Reinstatement with change of a previously approved collection | 1984-06-28 | |
| Approved without change | Revision of a currently approved collection | 1977-12-01 | |
| Approved with change | No material or nonsubstantive change to a currently approved collection | 1975-03-31 | |
| Approved with change | No material or nonsubstantive change to a currently approved collection | 1975-03-18 | |
| Approved without change | Revision of a currently approved collection | 1975-03-21 |