Giambattista was born about 1862 in Celano, the son of Giuseppe Letta and Vincenza DelCrista.
His wife was Michelina Lozzi, who he married in 8 APR 1896 in Fagnano Alto, L'Aquila, Italy. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1862 |
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