| Unknown | ||||
| Name | Format | Size | Date | |
|---|---|---|---|---|
| BLOCKMAP | Unknown | 894b | 1995-01-20 | |
| LINEDEFS | Unknown | 322b | 1995-01-20 | |
| NODES | Unknown | 252b | 1995-01-20 | |
| SECTORS | Unknown | 52b | 1995-01-20 | |
| SEGS | Unknown | 360b | 1995-01-20 | |
| SIDEDEFS | Unknown | 720b | 1995-01-20 | |
| SSECTORS | Unknown | 40b | 1995-01-20 | |
| THINGS | Unknown | 90b | 1995-01-20 | |
| VERTEXES | Unknown | 112b | 1995-01-20 | |