List of 7 ancestors found in 40 iterations (7 distinct persons and 7 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 - 3 person(s) on 4 (3 distinct persons)
4Henri Collard (~1565-)
6Nicolas Nailis (1571-1638)
7Isabeau ? (1571-1640)
Generation 3 - 1 person(s) on 8 (1 distinct persons)