List of 7 ancestors found in 30 iterations (7 distinct persons and 7 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Jean Bertrand (18/01/1812-19/07/1894)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Jacques Bertrand (23/10/1782-17/06/1856)
3Catherine Duchenois (06/12/1788-04/05/1863)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Jean Bertrand (~1752-)
5Marie Bertholet (~1754-)
6Jean Duchenoy (~1764-23/12/1829)
7Marguerite Rousseaux (~1760-)