An unclassified chropleth map; there are no classes defined; there are as many classes as there are area's. Downloaded from: http://go.owu.edu/~jbkrygie/krygier_html/geog_353/geog_353_lo/geog_353_lo08_gr/choro_1836.jpg
Sunday, July 20, 2008
Subscribe to:
Post Comments (Atom)
0 comments:
Post a Comment