!        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
0.20		! Inches per Degree of longitude
25 00 S		! Northern limit
50 00 S		! Southern limit
35 00 W		! Eastern limit
60 00 W		! Westerm limit