[cagney]

Marco, here you go:

!Copyright note valid for charts based on NZ chart images.
!"Sourced from Land Information New Zealand data. Crown Copyright Reserved."
VER/3.0
BSB/NA=NZ14605
NU=55,RA=8458,12783,DU=300
KNP/SC=3500000,GD=WGS84,PR=MERCATOR
PP=-22.500,PI=UNKNOWN,SP=UNKNOWN,SK=0.0
UN=METERS,SD=LAT,DX=000,DY=000
CED/SE=2009,RE=12,ED=10/10/2009
OST/1
REF/1,516,12220,-37.923333333333,171.571666666667
REF/2,516,647,-7.500000,171.571666666667
REF/3,7957,647,-7.500000,-167.00000
REF/4,7957,12220,-37.923333333333,-167.00000
REF/5,1708,647,-7.500000,175.00000
REF/6,3444,647,-7.500000,180.00000
REF/7,5179,647,-7.500000,-175.00000
REF/8,6916,647,-7.500000,-170.00000
REF/9,7957,1519,-10.00000,-167.00000
REF/10,6916,1519,-10.00000,-170.00000
REF/11,5179,1519,-10.00000,-175.00000
REF/12,3444,1519,-10.00000,180.00000
REF/13,1708,1519,-10.00000,175.00000
REF/14,516,1519,-10.00000,171.571666
REF/15,516,3286,-15.00000,171.571666
REF/16,1708,3286,-15.00000,175.00000
REF/17,3444,3286,-15.00000,180.00000
REF/18,5179,3286,-15.00000,-175.00000
REF/19,6916,3286,-15.00000,-170.00000
REF/20,7957,3286,-15.00000,-167.00000
REF/21,7957,5097,-20.00000,-167.00000
REF/22,6916,5097,-20.00000,-170.00000
REF/23,5179,5097,-20.00000,-175.00000
REF/24,3444,5097,-20.00000,180.00000
REF/24,1708,5097,-20.00000,175.00000
REF/26,516,5097,-20.00000,171.571666
REF/27,516,6966,-25.00000,171.571666
REF/28,1708,6966,-25.00000,175.00000
REF/29,3444,6966,-25.00000,180.00000
REF/30,5179,6966,-25.00000,-175.00000
REF/31,6916,6966,-25.00000,-170.00000
REF/32,7957,6966,-25.00000,-167.00000
REF/33,7957,8914,-30.00000,-167.00000
REF/34,6916,8914,-30.00000,-170.00000
REF/35,5179,8914,-30.00000,-175.00000
REF/36,3444,8914,-30.00000,180.00000
REF/37,1708,8914,-30.00000,175.00000
REF/38,516,8914,-30.00000,171.571666
REF/39,516,10964,-35.00000,171.571666
REF/40,1708,10964,-35.00000,175.00000
REF/41,3444,10964,-35.00000,180.00000
REF/42,5179,10964,-35.00000,-175.00000
REF/43,6916,10964,-35.00000,-170.00000
REF/44,7957,10964,-35.00000,-167.00000
REF/45,6916,12220,-37.923333333333,-170.00000
REF/46,5179,12220,-37.923333333333,-175.00000
REF/47,3444,12220,-37.923333333333,180.00000
REF/48,1708,12220,-37.923333333333,175.00000
PLY/1,-37.92333,171.571666
PLY/2,-7.500000,171.571666
PLY/3,-7.500000,-167.00000
PLY/4,-37.923333,-167.00000
IFM/7

This method with REF:s and PLY: works, and you need quite a few REF:s with a 1:3,500,000 scale chart. I don't use MapCal, all tweaked by hand....... with a little help from a test program I wrote.

Thomas