Permission to use this software is granted under the same
restrictions as for Perl itself  - the Artistic License
available at
 http://www.perl.com/pub/a/language/misc/Artistic.html

This distribution incorporates code from the following sources:

- the crop, drawmap, and scale utilities use GIF manipulation
  routines by Tom Boutell, Copyright 1994, Cold Spring Harbor Labs:
       Permission granted to use this code in any fashion provided
       that this notice is retained and any alterations are
       labeled as such.

- the Math::Matrix and Geo::Shapefile perl modules available from
  CPAN under the Artistic License.  The version of Geo::Shapfile
  in this distribution includes fixes for machines of different
  endianness, not yet available on CPAN.

- mapscan program is a modified version of a program distributed 
  with NCSA HTTPd, developed at the National Center for Supercomputing
  Applications at the University of Illinois at Urbana-Champaign.
