by Henri Lambert

You can find this package at : http://pixaround.com                                                       

                                                   For panorama Tools : http://www.fh-furtwangen.de/~dersch

                                                   For PT Gui :  http://www.ptgui.com

                                                   The excellent John Houghton's tutorials : http://homepage.dtn.ntl.com/j.houghton/tuts.htm