| Sons | Grand-sons | |
Duchess Of Ambleside   Heywood Marquis x Euston Princess |
Ch Boltonia Bulwark (uk-usa)     Kilburn Regal x Duchess Of Ambleside |
Bolton Pride Ch Boltonia Bulwark (uk-usa) x Ruby (uk 1923) Ch Boltonia Bulwark (uk-usa) x Ruby (uk 1923) |
| Boltonia Banker Ch Boltonia Bulwark (uk-usa) x Rafon Raddie Ch Boltonia Bulwark (uk-usa) x Rafon Raddie |
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| Boltonia Beauty Ch Boltonia Bulwark (uk-usa) x Sally Winkers Nuggett Ch Boltonia Bulwark (uk-usa) x Sally Winkers Nuggett |
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| Boltonia Bulwarkson Ch Boltonia Bulwark (uk-usa) x Boltonia Beryl Ch Boltonia Bulwark (uk-usa) x Boltonia Beryl |
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Brynhyfryd Bulwark  Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |
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| Brynhyfryd Smasher Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |
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| Bulwark Son Ch Boltonia Bulwark (uk-usa) x President Daughter Ch Boltonia Bulwark (uk-usa) x President Daughter |
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| Cimra (uk-can) Ch Boltonia Bulwark (uk-usa) x Penryhn Molly Ch Boltonia Bulwark (uk-usa) x Penryhn Molly |
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| Cinema Duchess Ch Boltonia Bulwark (uk-usa) x Boltonia Brocade Ch Boltonia Bulwark (uk-usa) x Boltonia Brocade |
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| Failsworth White Squall Ch Boltonia Bulwark (uk-usa) x Biddy O'leary Ch Boltonia Bulwark (uk-usa) x Biddy O'leary |
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| High Peak Lottie Ch Boltonia Bulwark (uk-usa) x Boltonia Brocade Ch Boltonia Bulwark (uk-usa) x Boltonia Brocade |
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| Homely Sue Ch Boltonia Bulwark (uk-usa) x Saunter Ch Boltonia Bulwark (uk-usa) x Saunter |
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| Kissmenow Ch Boltonia Bulwark (uk-usa) x Kish (late) Chesty Britannia Ch Boltonia Bulwark (uk-usa) x Kish (late) Chesty Britannia |
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| Lady Cheri Ch Boltonia Bulwark (uk-usa) x Lady Cutie Ch Boltonia Bulwark (uk-usa) x Lady Cutie |
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| Madam Bulwark Ch Boltonia Bulwark (uk-usa) x Somme Girl Ch Boltonia Bulwark (uk-usa) x Somme Girl |
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| Princess Bulwark Ch Boltonia Bulwark (uk-usa) x Vickery Van Ch Boltonia Bulwark (uk-usa) x Vickery Van |
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| Rabban Chief Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |
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| Samuel Dial Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |
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| Scotney Queen Ch Boltonia Bulwark (uk-usa) x Nellie Secundi Madcap Ch Boltonia Bulwark (uk-usa) x Nellie Secundi Madcap |
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| Sedgley Independence Ch Boltonia Bulwark (uk-usa) x Sedgley Joan Ch Boltonia Bulwark (uk-usa) x Sedgley Joan |
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| Sophie Dial Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |
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| Spookey (uk) Ch Boltonia Bulwark (uk-usa) x Saunter Molley Ch Boltonia Bulwark (uk-usa) x Saunter Molley |
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| The Admiral (can) Ch Boltonia Bulwark (uk-usa) x Lady Tams Ch Boltonia Bulwark (uk-usa) x Lady Tams |