Dylan Beaudette wrote: [snip] > For some thoughts on equal area projections / projection parameters see: > > Snyder, J. P. Map Projections- A working Manual U.S. Geologic Survey, U.S. > Geologic Survey, 1987 Order or download pdf from here: http://pubs.er.usgs.gov/usgspubs/pp/pp1395 http://onlinepubs.er.usgs.gov/djvu/PP/PP_1395.pdf -Steve