| Sons | Grand-sons | |
Rocci   Banker King C x Our Gang Lady |
Billbrooks Betty Boop Jeff Good Boy x Rocci |
|
Billbrooks Lord Nelson  Jeff Good Boy x Rocci |
Beautiful Trouble O' Pugilist Billbrooks Lord Nelson x Peaceful Pansy O' Pugilist |
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| Lord Michael O' Pugilist Billbrooks Lord Nelson x Peaceful Pansy O' Pugilist |
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| Sandy Sylverster Buckshot Billbrooks Lord Nelson x Beauty Sylvia Buckshot |
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| Billbrooks Monarch Billbrooks Challenger x Rocci |
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| Bulger I I Jeff Good Boy x Rocci |
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| Goodboy Micky Jeff Good Boy x Rocci |
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| Haidee (usa 1937) Billbrooks Buddy Boy x Rocci |
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| Haile Selassie Jeff Good Boy x Rocci |
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| Highland Duke Jeff Good Boy x Rocci |
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| Husky I I Sociable Brown Sugar x Rocci |
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| Jeff Bunkie Jeff Good Boy x Rocci |
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| Jeff Good Boy Junior Jeff Good Boy x Rocci |
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| Lady Wallie I I Billbrooks Challenger x Rocci |
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| Marga Lind Black Eyed Susan Billbrooks Buddy Boy x Rocci |
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Margo Of Mercury  Sociable Brown Sugar x Rocci |
Anne Of Netherlfigh Byng Of Mercury x Margo Of Mercury |
|
| Gracie (can 1938) Byng Of Mercury x Margo Of Mercury |
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| Laddie Boy I V (can) Byng Of Mercury x Margo Of Mercury |
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| Laddie Boy Of Mercury I I Byng Of Mercury x Margo Of Mercury |
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| Margo Of Reno Byng Of Mercury x Margo Of Mercury |
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| Pulham Patty I I Byng Of Mercury x Margo Of Mercury |
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| The British Monarch Byng Of Mercury x Margo Of Mercury |
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| Mueller Grumpy Sociable Brown Sugar x Rocci |
Virgie Grumpy Sociable Brown Sugar x Mueller Grumpy |
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| Rojer Pal Jeff Good Boy x Rocci |
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| Saint Maud Billbrooks Challenger x Rocci |
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| Sugar Martin Billbrooks Challenger x Rocci |
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| Toby Lass Billbrooks Challenger x Rocci |