White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
Mason, Donald
|
2255
|
Pym, Thomas TW
|
2050
|
B23
|
2005
|
1-0
| 20 |
|
|
|
Mason, Donald
|
2244
|
Combie, Alexander
|
2039
|
B23
|
2012
|
½-½
| 42 |
|
|
|
Mason, Donald
|
2143
|
Claridge Hansen, Willi...
|
2299
|
B23
|
2016
|
½-½
| 33 |
|
|
|
Mason, Donald
|
2143
|
Storey, Charles
|
2256
|
B23
|
2016
|
0-1
| 46 |
|
|
|
Mason, Donald
|
2079
|
Shaw, Meyrick
|
1869
|
B23
|
2019
|
1-0
| 31 |
|
|
|
Mason, Donald
|
2052
|
Sheikh, Anum
|
1743
|
B23
|
2023
|
1-0
| 24 |
|
|
|