I get: > install.packages(plotrix) Error in install.packages(plotrix) : object 'plotrix' not found Hurr -- View this message in context: http://r.789695.n4.nabble.com/Put-short-string-labels-vertically-near-tick-marks-on-bottom-axis-tp4690452p4690474.html Sent from the R help mailing list archive at Nabble.com.