The Dutch departments of Home Affairs and Navy published a list of the Dutch war- and merchant ships including the so-called Gouvernementsmarine which was active in the Dutch East Indies. The list I used was published by H. Nijgh at Rotterdam and was kept update until 1 October 1867.
GQCR=Bali, screw steamship 4th class
GQCT=Banka, paddle steamship 3rd class
GQCW=Bato, defence vessel
GQDC=Bello, defence vessel
GQDH=Bommelerwaard. Screw steamship 4th class
GQDK=Boreas, armoured defence vessel
GQDM=Borneo, paddle steamship 3rd class
GQDP=Brinio, defence vessel
GQDS=Bromo, paddle steamship 2nd class