Happy 4th of July

July 3, 2010
By

(This article was first published on R-Chart, and kindly contributed to R-bloggers)


library(maps)
states <- data.frame(map("state", plot=FALSE)[c("x","y")])
plot(states, type = "l", col = "navy", axes = FALSE, xlab = "", ylab = "")
title("Happy 4th of July",  col.main = "red")

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