15.64.60.1  Options  - 

     1.  SIZE  - Sets the size of the smaller ticks in inches.  The larger
         ones are normally 3 times the small ones.  If unspecified this is
         automatically set according to the paper size, and window to give
         you pleasing results.
         (Default:0.1)
     2.  LONG  - Sets the ratio of long ticks to short ticks.  This may be
         varied from 0.1 to 10.  (Default:3)
     3.  ALL - enables ticks for top, bottom, right and left.
     4.  TOP - enables tick for the TOP of plot
     5.  BOTTOM - selects tick for the bottom of the plot.
     6.  RIGHT - selects tick for the right hand side
     7.  LEFT - selects tick for the left hand side.
     8.  X,Y,Z - selects the axis to plot.
     9.  ON - allows drawing ticks
    10.  OFF - prevents drawing ticks
    11.  INTENSITY  -  Sets  line  intensity  or  width (0-5).  0 gets the
         intensity from the SET INTENSITY command.
    12.  WHITE...  - Sets the line color.
    13.  SOLID...     -    Sets   the   line   texture.    (Default:SOLID)
         See:Command SET TEXTURE
    14.  PERMANENT  -  Makes  the  current settings permanent from plot to
         plot.