| Unknown | ||||
| Name | Format | Size | Date | |
|---|---|---|---|---|
| BLOCKMAP | Unknown | 3KB | 1995-02-15 | |
| LINEDEFS | Unknown | 4KB | 1995-02-15 | |
| NODES | Unknown | 3KB | 1995-02-15 | |
| SECTORS | Unknown | 2KB | 1995-02-15 | |
| SEGS | Unknown | 4KB | 1995-02-15 | |
| SIDEDEFS | Unknown | 10KB | 1995-02-15 | |
| SSECTORS | Unknown | 428b | 1995-02-15 | |
| THINGS | Unknown | 600b | 1995-02-15 | |
| VERTEXES | Unknown | 836b | 1995-02-15 | |