Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. Euwe vs M Blau |
| 1-0 | 27 | 1950 | Lucerne | D15 Queen's Gambit Declined Slav |
27. M Blau vs G Pfeiffer |
| 1-0 | 50 | 1952 | SUI-FRG | B18 Caro-Kann, Classical |
28. G Pfeiffer vs M Blau |
 | 1-0 | 26 | 1952 | SUI-FRG | C75 Ruy Lopez, Modern Steinitz Defense |
29. M Udovcic vs M Blau |
| ½-½ | 48 | 1952 | Swiss Championship, Zurich | E43 Nimzo-Indian, Fischer Variation |
30. E Canal vs M Blau |
| 0-1 | 60 | 1952 | Swiss Championship, Zurich | C01 French, Exchange |
31. M Blau vs Euwe |
| ½-½ | 45 | 1952 | Swiss Championship, Zurich | C49 Four Knights |
32. M Blau vs M Christoffel |
| 1-0 | 82 | 1952 | Swiss Championship, Zurich | E64 King's Indian, Fianchetto, Yugoslav System |
33. T Tylor vs M Blau |
| 0-1 | 35 | 1952 | Hastings 1952/53 | E01 Catalan, Closed |
34. M Blau vs W Fairhurst |
| ½-½ | 52 | 1952 | Hastings 1952/53 | A08 King's Indian Attack |
35. J A Seitz vs M Blau |
| ½-½ | 48 | 1953 | Hastings 1952/53 | D02 Queen's Pawn Game |
36. M Blau vs A Medina Garcia |
 | 1-0 | 65 | 1953 | Hastings 1952/53 | C50 Giuoco Piano |
37. J Penrose vs M Blau |
| 1-0 | 39 | 1953 | Hastings 1952/53 | C78 Ruy Lopez |
38. M Blau vs Ed Lasker |
 | 0-1 | 37 | 1953 | Hastings 1952/53 | C48 Four Knights |
39. M Blau vs Golombek |
| 1-0 | 42 | 1953 | Hastings 1952/53 | B72 Sicilian, Dragon |
40. Yanofsky vs M Blau |
| 1-0 | 54 | 1953 | Hastings 1952/53 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
41. M Blau vs R G Wade |
| ½-½ | 48 | 1953 | Hastings 1952/53 | C11 French |
42. M Blau vs G Porreca |
| 1-0 | 32 | 1953 | Clare Benedict Cup | C50 Giuoco Piano |
43. H Kramer vs M Blau |
| ½-½ | 27 | 1953 | Clare Benedict Cup | E14 Queen's Indian |
44. M Blau vs A Thiellement |
| 1-0 | 40 | 1953 | Clare Benedict Cup | C61 Ruy Lopez, Bird's Defense |
45. M Blau vs J Lokvenc |
| 1-0 | 36 | 1953 | Clare Benedict Cup | E67 King's Indian, Fianchetto |
46. H Schumacher vs M Blau |
| 0-1 | 37 | 1953 | Clare Benedict Cup | E18 Queen's Indian, Old Main line, 7.Nc3 |
47. J Penrose vs M Blau |
| ½-½ | 16 | 1954 | Amsterdam Olympiad qual-4 | B16 Caro-Kann, Bronstein-Larsen Variation |
48. M Blau vs Barcza |
| 0-1 | 76 | 1954 | Amsterdam Olympiad qual-4 | B56 Sicilian |
49. Unzicker vs M Blau |
| 1-0 | 56 | 1954 | Amsterdam Olympiad qual-4 | B92 Sicilian, Najdorf, Opocensky Variation |
50. M Blau vs R Lemaire |
| 1-0 | 41 | 1954 | Amsterdam Olympiad qual-4 | C18 French, Winawer |