| Name | Size | Date | |
| LADDER.AOK | 11 | 10/2/1990 | |
| LADDER.DOC | 4575 | 10/2/1990 | |
| LADDER.FUL | 7823 | 12/26/1990 | |
| LADDER.IDX | 1200 | 12/26/1990 | |
| LADDER.LIS | 482 | 10/1/1990 | |
| LADDER.NF | 67 | 10/1/1990 | |
| LADDER.T1 | 184 | 10/2/1990 | |
| LADDER.T10 | 65 | 10/2/1990 | |
| LADDER.T11 | 65 | 10/2/1990 | |
| LADDER.T12 | 58 | 10/2/1990 | |
| LADDER.T13 | 65 | 10/2/1990 | |
| LADDER.T14 | 65 | 10/2/1990 | |
| LADDER.T15 | 66 | 10/2/1990 | |
| LADDER.T16 | 83 | 10/2/1990 | |
| LADDER.T2 | 134 | 10/2/1990 | |
| LADDER.T3 | 64 | 10/2/1990 | |
| LADDER.T4 | 64 | 10/2/1990 | |
| LADDER.T5 | 61 | 10/2/1990 | |
| LADDER.T6 | 63 | 10/2/1990 | |
| LADDER.T7 | 65 | 10/2/1990 | |
| LADDER.T8 | 65 | 10/2/1990 | |
| LADDER.T9 | 65 | 10/2/1990 | |
| LADDER.TE | 89 | 10/2/1990 | |
| PBT_DB.DOC | 8398 | 12/29/1990 |