| Sons | Grand-sons | |
Betty (uk Suddes)   Colvestone Billy x Colvestone Gwennie |
Challenger Cracker (uk-can)    Ch Newington Prince Arthur (uk-usa) x Betty (uk Suddes) |
Alderwood Billy Challenger Cracker (uk-can) x Princess May (can-usa) Challenger Cracker (uk-can) x Princess May (can-usa) |
| Alderwood Diomond Challenger Cracker (uk-can) x Princess May (can-usa) Challenger Cracker (uk-can) x Princess May (can-usa) |
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| Alderwood Tillie Challenger Cracker (uk-can) x Princess May (can-usa) Challenger Cracker (uk-can) x Princess May (can-usa) |
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Anita Mackworth  Challenger Cracker (uk-can) x Nova Mackworth Challenger Cracker (uk-can) x Nova Mackworth |
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| Audobona Auditor Challenger Cracker (uk-can) x Brooklyn Belle Challenger Cracker (uk-can) x Brooklyn Belle |
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| Audobona Belle Challenger Cracker (uk-can) x Brooklyn Belle Challenger Cracker (uk-can) x Brooklyn Belle |
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| Audobona Bertie Challenger Cracker (uk-can) x Lady Virginia I V Challenger Cracker (uk-can) x Lady Virginia I V |
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| Audobona Juniper Challenger Cracker (uk-can) x Audobona June Challenger Cracker (uk-can) x Audobona June |
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| Audobona Mae Challenger Cracker (uk-can) x Sally Perkins Challenger Cracker (uk-can) x Sally Perkins |
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| Audobona Refund Challenger Cracker (uk-can) x Audobona Spence Challenger Cracker (uk-can) x Audobona Spence |
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| Auta Bona Butter Cup Challenger Cracker (uk-can) x Johnson Irish Rose Challenger Cracker (uk-can) x Johnson Irish Rose |
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| Auta Bona Gean Challenger Cracker (uk-can) x Johnson Irish Rose Challenger Cracker (uk-can) x Johnson Irish Rose |
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| Babby Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Beauty Challenger Challenger Cracker (uk-can) x Audobona Spence Challenger Cracker (uk-can) x Audobona Spence |
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| Belle X I I I Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Betsey Cracker Challenger Cracker (uk-can) x Marnes Peggie Challenger Cracker (uk-can) x Marnes Peggie |
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| Bings Gleason Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Challenger Darkie Challenger Cracker (uk-can) x Darkie Mac Challenger Cracker (uk-can) x Darkie Mac |
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| Cloverstone Duke Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Colonel Blimp Challenger Cracker (uk-can) x Audobona I I Challenger Cracker (uk-can) x Audobona I I |
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| Columbia Rose (usa 1927) Challenger Cracker (uk-can) x Miss Mc Nibbs Challenger Cracker (uk-can) x Miss Mc Nibbs |
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| Cossey Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) |
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| Cracker Jack (usa) Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Cracker Jack I I Challenger Cracker (uk-can) x Brooklyn Belle Challenger Cracker (uk-can) x Brooklyn Belle |
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| Cracker Lady Challenger Cracker (uk-can) x Audobona June Challenger Cracker (uk-can) x Audobona June |
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| Cracker Perfection Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Dago Red Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Dapper Dan Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) |
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| Dick Doley Challenger Cracker (uk-can) x Jo Eleen Challenger Cracker (uk-can) x Jo Eleen |
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| Dick Girl Challenger Cracker (uk-can) x Audobona Spence Challenger Cracker (uk-can) x Audobona Spence |
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| Flash O' Boy Challenger Cracker (uk-can) x Kamel Snow Queen Challenger Cracker (uk-can) x Kamel Snow Queen |
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| Glengarry Lassie Challenger Cracker (uk-can) x Alban Zaza Challenger Cracker (uk-can) x Alban Zaza |
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| Indiana Muggs Challenger Cracker (uk-can) x Irish Patty Challenger Cracker (uk-can) x Irish Patty |
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| Kalbatoon Jameelatoon Challenger Cracker (uk-can) x Audobona I I Challenger Cracker (uk-can) x Audobona I I |
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| Kamel Gift Queen Challenger Cracker (uk-can) x Kamel Snow Queen Challenger Cracker (uk-can) x Kamel Snow Queen |
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| Kamel Golden Glow Challenger Cracker (uk-can) x Kamel Snow Queen Challenger Cracker (uk-can) x Kamel Snow Queen |
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| Kamel Red Flame Challenger Cracker (uk-can) x Kamel Snow Queen Challenger Cracker (uk-can) x Kamel Snow Queen |
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| Kamel White Feather Challenger Cracker (uk-can) x Kamel Snow Queen Challenger Cracker (uk-can) x Kamel Snow Queen |
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| King Challenger Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) |
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| Lady Barker Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Lady Cleburne Challenger Cracker (uk-can) x Ruby Diamond Challenger Cracker (uk-can) x Ruby Diamond |
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| Lady Patsy I I (can-usa) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) |
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| Lady Virginia X Challenger Cracker (uk-can) x Lady Virginia I V Challenger Cracker (uk-can) x Lady Virginia I V |
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| Lombard Ace Challenger Cracker (uk-can) x Princess May (can-usa) Challenger Cracker (uk-can) x Princess May (can-usa) |
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| Lord Douglas Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Major La Bloc Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Marilyn Lucy Challenger Cracker (uk-can) x Jersey Annabelle Challenger Cracker (uk-can) x Jersey Annabelle |
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| Melbourne Chubby Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Melbourne Cracker Challenger Cracker (uk-can) x Countess Of Melbourne Challenger Cracker (uk-can) x Countess Of Melbourne |
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| Melbourne Lettie Challenger Cracker (uk-can) x Miles Marjorie Challenger Cracker (uk-can) x Miles Marjorie |
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| Melbourne Miss Cracker Challenger Cracker (uk-can) x Miles Marjorie Challenger Cracker (uk-can) x Miles Marjorie |
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| Melbourne Mistress Challenger Cracker (uk-can) x Miles Marjorie Challenger Cracker (uk-can) x Miles Marjorie |
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| Melbourne Trouble Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Mixie (usa) Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Moran (usa 1923) Challenger Cracker (uk-can) x Theda The Vamp Challenger Cracker (uk-can) x Theda The Vamp |
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| Mugsie V I I I Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Napoleon Cracker Challenger Cracker (uk-can) x Sally Perkins Challenger Cracker (uk-can) x Sally Perkins |
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| Niglege Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Queen Challenger Lulu Challenger Cracker (uk-can) x Rhoda Rumpus Challenger Cracker (uk-can) x Rhoda Rumpus |
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| Queen Of R G Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Riceland Pal Challenger Cracker (uk-can) x Lady Virginia I V Challenger Cracker (uk-can) x Lady Virginia I V |
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| Sandy Prince Arthur Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) Challenger Cracker (uk-can) x Lady Bess (can 1920 Foster) |
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| Siren Challenger Cracker (uk-can) x Jo Eleen Challenger Cracker (uk-can) x Jo Eleen |
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| Tama Lass Challenger Cracker (uk-can) x Blanche La Bloc Challenger Cracker (uk-can) x Blanche La Bloc |
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| Virginia Challenger Cracker Challenger Cracker (uk-can) x Marnes Peggie Challenger Cracker (uk-can) x Marnes Peggie |
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| White Sister (usa Miles) Challenger Cracker (uk-can) x Miles Marjorie Challenger Cracker (uk-can) x Miles Marjorie |
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| Worthy Boy Challenger Cracker (uk-can) x Jersey Annabelle Challenger Cracker (uk-can) x Jersey Annabelle |