Alexander was born on 6 MAR 1850, the son of unknown parents. The place is not known.
He died on 31 AUG 1918 in Washingon, D.C..
His wife was Mary Tayloe Key, who he married on 17 JUN 1908 in Washingon, D.C.. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes | ||||||
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| Birth | 6 MAR 1850 | ||||||||||
| Death | 31 AUG 1918 |
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| Burial | AUG 1918 |
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