DescriptionBSiconevSHI2+r.svg English: Unused and regular parallel lines shifting by 2/4 to right Date 29 January 2014, 11:46:41 Source Own work Author
DescriptionBSiconevSHI2+lo-STR+r.svg Deutsch: see BSicon/Catalogue/parallel crossings and crossovers or BSicon/Catalogue for more information Date 8 March