Jan Roels Koolstra
Birth:
28 Dec 1868
Smallingerland, Friesland, Netherlands
FCID:6192:6044
Parents
Father:
Roel Jans Koolstra
Mother:
Sjoukjen Gerbens de Jong
Marriage(s)
Anna Jacomina Hiddes Hazekamp
md. 25 May 1903
Smallingerland, Friesland, Netherlands
Children