Civilians can use a jack with lesser gyronnies then the naval jack. The
pattern shown here is the one most used, but other patterns are used as
As far as I know the civil jack, which is known as Enkele Prinsengeus
(Single Princejack), was never adopted officially. I think it is used by
civilians because they can't use the Dubbele Prinsengeus, the naval
jack which can be used by ships of the Royal [Netherlands] Navy only.
Mark Sensen, 6 June 1998 and 8 June 1998
I corrected the image according to Album2000.
Mark Sensen, 17 Jul 2002