| Figli | Nipoti | |
Dromio   Donax x Security (uk) |
Miss Chirgwin (uk-can)   Dromio x Conny (uk) |
Royal May Double Dummy (uk-can) x Miss Chirgwin (uk-can) Double Dummy (uk-can) x Miss Chirgwin (uk-can) |
| Figli | Nipoti | |
| Dromio Donax x Security (uk) |
Miss Chirgwin (uk-can) Dromio x Conny (uk) |
Royal May Double Dummy (uk-can) x Miss Chirgwin (uk-can) Double Dummy (uk-can) x Miss Chirgwin (uk-can) |