!        Limit File
!   Make sure there is a space between Degrees and Minutes.
!   Otherwise the input lines need no special format.
!   Comment lines are, of course, optional.
!
EM                 ! Equatorial Mercator Projection
 00.170            ! Scale in Inches/Degree
  8 00 S           ! Northern boundary
 35 00 S           ! Southern boundary
 10 00 W           ! Eastern  boundary
 45 00 W           ! Western  boundary