Family: Peter Vincent McCook / Ethel Elizabeth Major (F264)
 | Bernard McCook (1859-1911) 
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 | Catherine Carroll (1858-1919)
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 | MAE Mary Cecelia McCook (1883- )  |
 | John Raymond McCook (1886-1959) |
 | Bertha Irene McCook (1893- ) |
 | Mabel Louise McCook (1898- ) |
 | Claude James Major (1872-1945)
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| Myrtle Gertrude Robinson (1878-1951)
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 | Peter Vincent McCook (1890-1963)
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 | Ethel Elizabeth Major (1900-1956)
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 | Peter Warren McCook (1928- ) |