Mary was born in SEP 1846 in Pennsylvania, the daughter of William Clegget Harry and Lavinia Peebles.
She died on 12 AUG 1916 in New York City, New York.
Her husband was George Warrington McGill, who she married on 29 MAR 1864 in Washington, D.C. . Their only known child was William Harry (1868-1936).
| Event | Date | Details | Source | Multimedia | Notes | ||||||
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| Birth | SEP 1846 |
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| Death | 12 AUG 1916 |
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| Census | 1 AUG 1850 |
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| Burial | AUG 1916 |
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