List of 3 ancestors found in 40 iterations (3 distinct persons and 3 positions into tree)

Generation 0 - 1 person(s) on 1 (1 distinct persons)
1Etienne Prompt (~1763-05/03/1839)
Generation 1 - 2 person(s) on 2 (2 distinct persons)
2François Promp (~1733-)
3Marie Tripoz (~1735-)