| Generation 1 | Generation 2 | Generation 3 | Generation 4 | Generation 5 | Generation 6 | Generation 7 |
Sir Robert (uk 1923)  
|
Ch Failsworth White Orry   |
Ch Tintagel  |
Thornwood King Arthur (uk-usa)  |
Ch Failsworth White Knight (uk-usa)  |
White Marquis  |
Silent Knight Of Hollybrook |
Thornwood Beatrice  |
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| Maid Of Lee |
Rival Stone  |
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| Clapham Queen |
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| Thornwood Queen |
Silent Knight Of Hollybrook |
Wroxham Silent Prince  |
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| Lady Carmer |
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| Thornwood Beatrice |
Wroxham Silent Prince |
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| Thornwood Duchess |
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Ch Montem Susie  |
Donovan (1910) |
Kilburn Baron |
Kilburn Barrister |
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| Kilburn Caroline |
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| Hodkinsons Ruby |
Hazelmere Prince |
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| Westcliffe Beauty |
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| Montem Jess |
Hollywell British  |
British Stone  |
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| Hollywell Peggy |
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| Christmas Rose |
Ch Kilburn Magnet Rockcliffe (uk-usa)  |
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| Penthesilea |
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| Roseland |
Irish Challenger (uk-can)   |
Ch Challenger (uk-usa) |
Excalibur (uk-usa) |
Polam King |
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| Throstonian |
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| Towerville Nan |
Rival Stone |
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| Lomond Lass |
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| Ch Montem Susie |
Donovan (1910) |
Kilburn Baron |
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| Hodkinsons Ruby |
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| Montem Jess |
Hollywell British |
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| Christmas Rose |
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| Shena |
not available | not available | not available | |||
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| Ginger Peel |
Ch Failsworth White Orry |
Ch Tintagel |
Thornwood King Arthur (uk-usa) |
Ch Failsworth White Knight (uk-usa) |
White Marquis |
|
| Maid Of Lee |
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| Thornwood Queen |
Silent Knight Of Hollybrook |
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| Thornwood Beatrice |
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| Ch Montem Susie |
Donovan (1910) |
Kilburn Baron |
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| Hodkinsons Ruby |
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| Montem Jess |
Hollywell British |
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| Christmas Rose |
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| Roseland |
Irish Challenger (uk-can) |
Ch Challenger (uk-usa) |
Excalibur (uk-usa) |
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| Towerville Nan |
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| Ch Montem Susie |
Donovan (1910) |
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| Montem Jess |
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| Shena |
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| not available | not available | |||||
| not available | ||||||
| Lady Peel |
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| Yedrah |
Thornlea Rascal |
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