/WIDTH=n

   Specifies the width of the page in columns. Valid values are as follows:

 	80  (for LETTER size paper and PORTRAIT orientation)
 	132 (for LETTER size paper and LANDSCAPE orientation)
 	78  (for A4 size paper and PORTRAIT orientation)
 	136 (for A4 size paper and LANDSCAPE orientation)

   The default value is /WIDTH=80.