| Sons | Grand-sons | |
Markham Jerry   Covesea Major x Seamew |
Cardigan Baroness  Markham Jerry x Saw Mills Baroness |
Ch Markham Spot (uk-usa)    Markham Jimmy x Cardigan Baroness Markham Jimmy x Cardigan Baroness |
Failsworth White Challenger (uk-usa)  Markham Jerry x Revlis Lady |
Blighty Barney Failsworth White Challenger (uk-usa) x Lorne Duds Failsworth White Challenger (uk-usa) x Lorne Duds |
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| Blighty Belle Failsworth White Challenger (uk-usa) x Lorne Duds Failsworth White Challenger (uk-usa) x Lorne Duds |
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| Bonita (can) Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Bonnie Belle I I (can) Failsworth White Challenger (uk-usa) x Sweet Reflection Failsworth White Challenger (uk-usa) x Sweet Reflection |
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| Bootlegger Bill Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Failsworth Lily Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Gentleman Jim (can 44355) Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Kingswood Belle Failsworth White Challenger (uk-usa) x Thornton Victoria Failsworth White Challenger (uk-usa) x Thornton Victoria |
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| Kingswood Lady Failsworth White Challenger (uk-usa) x Thornton Victoria Failsworth White Challenger (uk-usa) x Thornton Victoria |
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| Kingswood Topper Failsworth White Challenger (uk-usa) x Thornton Victoria Failsworth White Challenger (uk-usa) x Thornton Victoria |
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| Lady Chummy (can) Failsworth White Challenger (uk-usa) x Sweet Reflection Failsworth White Challenger (uk-usa) x Sweet Reflection |
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| Lady Lillian (usa 1925) Failsworth White Challenger (uk-usa) x Lady Lois Failsworth White Challenger (uk-usa) x Lady Lois |
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| Lady Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Lady Tiger Failsworth White Challenger (uk-usa) x Lady Lois Failsworth White Challenger (uk-usa) x Lady Lois |
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| Lancashire Lad (can) Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Little Lady Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Little Lord Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Lorne Lucky Challenger Ward Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Lucky Lorne Leader Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Maggie I V (usa) Failsworth White Challenger (uk-usa) x Chirk (can-usa) Failsworth White Challenger (uk-usa) x Chirk (can-usa) |
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| Silent White Bandit Failsworth White Challenger (uk-usa) x Sweet Reflection Failsworth White Challenger (uk-usa) x Sweet Reflection |
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| Silent White Lily Failsworth White Challenger (uk-usa) x Lorne Lily Failsworth White Challenger (uk-usa) x Lorne Lily |
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| Snowden Knutt Failsworth White Challenger (uk-usa) x Lady Lois Failsworth White Challenger (uk-usa) x Lady Lois |
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| Ward Lorne Lucky Lad Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Wards Lucky Madcap Failsworth White Challenger (uk-usa) x Lucky Lorne Failsworth White Challenger (uk-usa) x Lucky Lorne |
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| Naughty Jess Markham Jerry x unknown |
Cloverley Busybody Floreat Etona x Naughty Jess Floreat Etona x Naughty Jess |