| Name | Size | Date | |
| CHICAG.TXT | 971 | 12/1/1990 | |
| CHICAG.DM | 4821 | 11/3/1990 | |
| CHICAG.PRC | 1091 | 11/18/1990 | |
| CHICAG.OMV | 19127 | 12/1/1990 | |
| CHICAG.OMT | 7953 | 11/3/1990 | |
| CHICAG.OM | 6387 | 11/3/1990 | |
| CHICAG.MIN | 4601 | 12/1/1990 | |
| CHICAG.LDM | 9339 | 12/1/1990 | |
| CHICAG.HI | 322 | 11/23/1990 | |
| CHICAG.H9 | 3818 | 12/1/1990 | |
| CHICAG.H8 | 5545 | 12/1/1990 | |
| CHICAG.H7 | 6845 | 12/1/1990 | |
| CHICAG.H6 | 5456 | 12/1/1990 | |
| CHICAG.H5 | 6175 | 12/1/1990 | |
| CHICAG.H4 | 2929 | 12/1/1990 | |
| CHICAG.H3 | 4991 | 12/1/1990 | |
| CHICAG.H2 | 5841 | 12/1/1990 | |
| CHICAG.H18 | 5474 | 12/1/1990 | |
| CHICAG.H17 | 6419 | 12/1/1990 | |
| CHICAG.H16 | 4534 | 12/1/1990 | |
| CHICAG.H15 | 3014 | 12/1/1990 | |
| CHICAG.H14 | 6693 | 12/1/1990 | |
| CHICAG.H13 | 5305 | 12/1/1990 | |
| CHICAG.H12 | 6012 | 12/1/1990 | |
| CHICAG.H11 | 5911 | 12/1/1990 | |
| CHICAG.H10 | 6278 | 12/1/1990 | |
| CHICAG.H1 | 4712 | 12/1/1990 | |
| CHICAG.DMT | 5733 | 11/3/1990 |