I just found an example of the syntax of gridpara here: [Link]https://tex.stackexchange.com/questions/277623/white-background-box-for-labels-in-psaxes-of-pstricks Poul Riis -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://tug.org/pipermail/pstricks/attachments/20190205/347ef76e/attachment-0001.html>