Players who have scored 420 on board 9
| Sylvia Smith & Louise McDonald Pair (10) |
v | Rita Harrington & Wilkie Harrington Pair(1) |
| (at Thamesdown Bridge Club , England ) | ||

| Sylvia Smith & Louise McDonald Pair (10) |
v | Rita Harrington & Wilkie Harrington Pair(1) |
| (at Thamesdown Bridge Club , England ) | ||