NWC December
Seattle 1980
| Date | Players | Type | Elo Average | Games | Rounds |
| Dec, 1980 | 2 | Game | 1255 | 1 | 1 |
| Name | ELO | Points | ||
|
GM Seirawan, Yasser | 2510 | 1.0 | |
 |
FM Harper, Bruce | 0.0 | ||
NWC December Games
| White | Black | Result | Round | Date | Opening | View |
| Harper, B | Seirawan, Y | 0-1  |
? | 1980 | B19 Caro-Kann, classical, 7...Nd7 |   |