| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. P N Lee vs S Pedersen |
| ½-½ | 24 | 1965 | World Student Team Championship Final-A | B56 Sicilian |
| 27. P N Lee vs H Ree |
| ½-½ | 27 | 1965 | World Student Team Championship Final-A | C64 Ruy Lopez, Classical |
| 28. L M Kovacs vs P N Lee |
| 0-1 | 34 | 1965 | World Student Team Championship Final-A | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 29. Savon vs P N Lee |
| 1-0 | 37 | 1965 | World Student Team Championship Final-A | A15 English |
| 30. D Reynolds vs P N Lee |
| 0-1 | 23 | 1965 | British Championship | B97 Sicilian, Najdorf |
| 31. P N Lee vs D Mardle |
| 1-0 | 65 | 1965 | British Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 32. P N Lee vs R G Wade |
| 1-0 | 40 | 1965 | British Championship | B00 Uncommon King's Pawn Opening |
| 33. J Penrose vs P N Lee |
| ½-½ | 20 | 1965 | British Championship | B93 Sicilian, Najdorf, 6.f4 |
| 34. P N Lee vs D Parr |
| 1-0 | 32 | 1965 | British Championship | B56 Sicilian |
| 35. B Cafferty vs P N Lee |
| ½-½ | 66 | 1965 | British Championship | A07 King's Indian Attack |
| 36. P N Lee vs N Littlewood |
| ½-½ | 38 | 1965 | British Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 37. T J Beach vs P N Lee |
| 0-1 | 35 | 1965 | British Championship | C17 French, Winawer, Advance |
| 38. M J Franklin vs P N Lee |
| 1-0 | 41 | 1965 | British Championship | A23 English, Bremen System, Keres Variation |
| 39. P N Lee vs W Hartston |
| 1-0 | 52 | 1965 | British Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 40. D Lees vs P N Lee |
| 0-1 | 49 | 1965 | British Championship | E67 King's Indian, Fianchetto |
| 41. P N Lee vs Gheorghiu |
| ½-½ | 45 | 1965 | Hastings 1965/66 | C94 Ruy Lopez, Closed, Breyer Defense |
| 42. P N Lee vs Gligoric |
| 0-1 | 44 | 1965 | Hastings 1965/66 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 43. W Nicolai vs P N Lee |
| 0-1 | 41 | 1965 | Hastings 1965/66 | E18 Queen's Indian, Old Main line, 7.Nc3 |
| 44. P N Lee vs N Littlewood |
| 0-1 | 47 | 1966 | Hastings 1965/66 | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 45. Uhlmann vs P N Lee |
| 1-0 | 37 | 1966 | Hastings 1965/66 | D97 Grunfeld, Russian |
| 46. P N Lee vs W Hartston |
| ½-½ | 23 | 1966 | Hastings 1965/66 | A07 King's Indian Attack |
| 47. Spassky vs P N Lee |
  | 1-0 | 24 | 1966 | Hastings 1965/66 | E30 Nimzo-Indian, Leningrad |
| 48. P N Lee vs Vasiukov |
| ½-½ | 37 | 1966 | Hastings 1965/66 | A07 King's Indian Attack |
| 49. H Pfleger vs P N Lee |
| ½-½ | 60 | 1966 | Hastings 1965/66 | A09 Reti Opening |
| 50. T Hart vs P N Lee |
| 1-0 | 45 | 1966 | Bognor Regis | B21 Sicilian, 2.f4 and 2.d4 |
Kibitzing
