Hi Jim, hi John, thank you very much for your tips. The "plotrix" package solves the problem! However, thank you also for the advice that my way of plotting the data might not be the best. I will think about it.
So once again thanx ! -- View this message in context: http://r.789695.n4.nabble.com/additional-axis-different-scale-tp4623210p4623313.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.