| Cardiff vs | Potomac | ||||
| Matches | 1 | ||||
| Won | 1 | ||||
| Lost | 0 | ||||
| Drawn | 0 | ||||
| Points For | 21 | ||||
| Points Against | 12 | ||||
| Date | Home | Away | Venue | ||
| 23/05/1990 | Potomac | 12 | 21 | Cardiff | Unknown |
| Cardiff vs | Potomac | ||||
| Matches | 1 | ||||
| Won | 1 | ||||
| Lost | 0 | ||||
| Drawn | 0 | ||||
| Points For | 21 | ||||
| Points Against | 12 | ||||
| Date | Home | Away | Venue | ||
| 23/05/1990 | Potomac | 12 | 21 | Cardiff | Unknown |
