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....pdf") ggplot(measurements, aes(long, lat)) + geom_polygon(data = allworld, aes(x = long, y = lat, group = group), colour = "grey70", fill = "grey70") + geom_point(aes(size = ref)) + opts(axis.title.x = theme_blank(), axis.title.y = theme_blank()) + geom_bar(aes(y = normcount)) dev.off() ### -- View this message in context: http://r.789695.n4.nabble.com/Plotting-bar-graph-over-a-geographical-map-tp4346925p4346925.html Sent from the R help mailing list archive at Nabble.com.