| Event Name | Date Played | Black Pieces | White Pieces | Result |
|---|---|---|---|---|
| Florida Open 1974 | 1974-??-?? | Milhado, W. | Balderson, L.A. | White Wins |
| Florida Open 1974 | 1974-??-?? | Balderson, L.A. | Milhado, W. | Black Wins |
| Florida Open 1974 | 1974-??-?? | Scheidt, E.F | Balderson, L.A. | Draw |
| Florida Open 1974 | 1974-??-?? | Balderson, L.A. | Scheidt, E.F | White Wins |
| US National 1974 | 1974-??-?? | Leathe1, B. | Balderson, L.A. | Black Wins |
| US National 1974 | 1974-??-?? | Balderson, L.A. | Altman, I. | Draw |
| US National 1976 | 1976-??-?? | Balderson, L.A. | Axford, H. | Black Wins |
| US National 1976 | 1976-??-?? | Axford, H. | Balderson, L.A. | White Wins |
| US National 1976 | 1976-??-?? | Simpson, A. | Balderson, L.A. | Draw |
| US National 1976 | 1976-??-?? | Morrison, J. | Balderson, L.A. | Draw |
| US National 1976 | 1976-??-?? | Munzinger, R. | Balderson, L.A. | Draw |
| US National 1976 | 1976-??-?? | Butler, J. | Balderson, L.A. | White Wins |
| US National 1976 | 1976-??-?? | Balderson, L.A. | Butler, J. | White Wins |
| US National 1976 | 1976-??-?? | Simpson, A. | Balderson, L.A. | White Wins |
| US National 1976 | 1976-??-?? | Balderson, L.A. | Axford, H. | White Wins |