| Sons | Grand-sons | |
Pressmore Hattie   Pressmore Dandy x Pretty Polly |
Royal Britons Pride  Union Guard x Pressmore Hattie |
Barnsbury Coaco Royal Britons Pride x unknown Royal Britons Pride x desconocida |
| Bond of Union Royal Britons Pride x Queenie (1903) Royal Britons Pride x Queenie (1903) |
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Ecilla  Royal Britons Pride x Blackeyed Susan Royal Britons Pride x Blackeyed Susan |
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| Happy Girl Royal Britons Pride x Florence Royal Britons Pride x Florence |
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| Ladys Pride Royal Britons Pride x Lady Sapho Royal Britons Pride x Lady Sapho |
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| Lord Guido Royal Britons Pride x Lady Sapho Royal Britons Pride x Lady Sapho |
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| Regent Crusher Royal Britons Pride x Dudley Bitch Florence Royal Britons Pride x Dudley Bitch Florence |
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Ch Thornbury Diamond  Union Guard x Pressmore Hattie |
Bootbill Bob Ch Thornbury Diamond x Miss Blackmar Ch Thornbury Diamond x Miss Blackmar |
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| Diamond ( Darling) Ch Thornbury Diamond x Lady Linda Ch Thornbury Diamond x Lady Linda |
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| Donowitz Diamond Ch Thornbury Diamond x Olivette Stone Ch Thornbury Diamond x Olivette Stone |
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| Jim Dandy Ch Thornbury Diamond x Shawondasee Ch Thornbury Diamond x Shawondasee |
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| Lord Bobs (1907) Ch Thornbury Diamond x Peg Woffington (usa) Ch Thornbury Diamond x Peg Woffington (usa) |
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| Lord Rhinegold Ch Thornbury Diamond x Shawondasee Ch Thornbury Diamond x Shawondasee |
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| Old Catton Diamond Ch Thornbury Diamond x Sallie Ch Thornbury Diamond x Sallie |
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| Pride of Beckenham Ch Thornbury Diamond x Isledon Trissie Ch Thornbury Diamond x Isledon Trissie |
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| Thornbury Dazzler Ch Thornbury Diamond x Chumpie Ch Thornbury Diamond x Chumpie |