List of 9 ancestors found in 30 iterations (9 distinct persons and 9 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)
4Léon Duesberg (21/04/1898-10/05/1990)
5Marie Steffens (~1902-)
6Georges van den Berg (25/02/1893-14/05/1961)
7Marie Proumen (25/01/1899-29/11/1974)
Generation 3 - 2 person(s) on 8 (2 distinct persons)