Family history
Johan Magnus Jacobsz
Also known as "Jan"
Born in 1827
Born on 1827 in Afd. Semarang, Res. Semarang, Midden-Java, Nederlandsch-Indië.
Worked as Klerk bij het Parket van den officiers van justitie bij den Raad van justitie te Samarang; Ambtenaar op wachtgeld..
Was married to Paulina Justina de Calonne.