Pietro was born on 18 OCT 1864 in Pratola Peligna, L'Aquila, Italy, the son of Domenico Antonio Colaiacovo and Cristina Fabrizi.
His wife was Felicia Cautela, who he married on 1 MAY 1889. The place has not been found. They had no known children.
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| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | 18 OCT 1864 |
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