Family history
Jan Dumas
Born in 1877
Born on 11 June 1877 in Distrikt Bojolali, Soesoehoenans Landen, Gouvernement Soerakarta, Midden-Java, Nederlandsch-Indië.
Worked as Jan Dumas voluntarily enlisted on 16 August 1893 in Soerabaja in the Royal Netherlands-Indian Army and was placed as a 2nd class gunner in the artillery branch. After the expiration of his first engag.
Was married to Onbekend.