List of 15 ancestors found in 40 iterations (15 distinct persons and 15 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Francesco Gazelli (1674-1729)
5Anna Gastaldi di Cocconato (1679-1739)
6Giuseppe Roero di Pralormo (~1688-09/10/1766)
7Maria Torrini di Quincinetto (15/08/1692-)
Generation 3 - 6 person(s) on 8 (6 distinct persons)
Generation 4 - 2 person(s) on 16 (2 distinct persons)