../ B-field torsion generator.chm 12-Sep-2007 13:03 503071 B-field torsion pictures.chm 12-Sep-2007 13:03 627923 Bipolar-vortex generator.chm 12-Sep-2007 13:03 140617 Dual-vortex engines spacecraft.chm 12-Sep-2007 13:03 144233 Vortex in a bottle.chm 12-Sep-2007 13:03 203027 Vortex sphere.chm 12-Sep-2007 13:03 428217