National op
Las Vegas 1965
| Date | Players | Type | Elo Average | Games | Rounds |
| 1965 | 16 | Swiss | 10 | 9 |
| Name | ELO | Points | ||
| Reshevsky, Samuel Herman | 2.0 | |||
| Evans, Larry Melvyn | 2.0 | |||
| Harris, W. | 1.0 | |||
| Heilbut, R. | 1.0 | |||
| Quillen, Paul | 1.0 | |||
| Vayssie, Paul | 1.0 | |||
| Moskowitz, Jack | 1.0 | |||
|
GM Byrne, Robert E | 0.5 | ||
|
FM Weinberger, Tibor | 0.5 | ||
|
Cleghorn, Peter | 0.0 | ||
| Henin, C. | 0.0 | |||
| Spinner, L. | 0.0 | |||
|
GM Benko, Pal C | 0.0 | ||
| Korts, D. | 0.0 | |||
| Rivera, D. | 0.0 | |||
| Westing, Edward | 0.0 | |||
National op Games
| White | Black | Result | Round | Date | Opening | View |
| Byrne, R | Weinberger, T | ½-½  |
? | 1965 | E52 Nimzo-Indian, 4.e3, main line with ...b6 |   |
| Cleghorn, P | Harris, W | 0-1 |
? | 1965 | B23 Sicilian, closed |   |
| Evans, L | Henin, C | 1-0 |
? | 1965 | B13 Caro-Kann, exchange variation | |
| Heilbut, R | Spinner, L | 1-0 |
? | 1965 | C02 French, advance variation | |
| Quillen, P | Benko, P | 1-0 |
? | 1965 | B25 Sicilian, closed | |
| Quillen, P | Evans, L | 0-1 |
? | 1965 | B25 Sicilian, closed | |
| Reshevsky, S | Evans, L | 1-0 |
? | 1965 | D97 Gruenfeld, Russian variation with e4 | |
| Reshevsky, S | Korts, D | 1-0 |
? | 1965 | C74 Ruy Lopez, modern Steinitz defence | |
| Rivera, D | Vayssie, P | 0-1 |
? | 1965 | C89 Ruy Lopez, Marshall counter-attack | |
| Westing, E | Moskowitz, J | 0-1 |
? | 1965 | B51 Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | |