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)
1André Lederer (09/01/1910-09/10/1997)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2Charles Lederer (06/12/1881-06/06/1951)
3Célestine Kleist (18/09/1884-28/09/1943)
Generation 2 - 4 person(s) on 4 (4 distinct persons)
4Richard Lederer (~1851-)
5Félicie Marcette (~1853-)
6Guillaume Kleist (16/11/1852-20/04/1913)
7Marie Duparque (14/02/1850-01/01/1912)