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Lambert G. Janssen
Peter H. Janssen
X 
Anna C. Keulers
IX
X
IX-ki,1 ♂
Lambert Gerardus Janssen
age: 0 or 1 year
*1931 Geleen, Limburg
†08-01-1932 Geleen, Limburg
IX-ki ♂
Peter Hubert Janssen
*1889 Lindenthal-Köln, Nordrhein-Westfalen, Deutschland
marriage 08-11-1916 in Geleen, Limburg with
Anna Catharina Keulers
*1891 Geleen, Limburg