This image is a derivative work of the following images: BSiconvWSLl+l.svg licensed with PD-ineligible 2011-09-03T10:11:54Z Tuvalkin 500x500 (392 Bytes)
This image is a derivative work of the following images: File:BSicon exvWSLqa.svg licensed with PD-ineligible 2011-10-01T00:48:57Z Tuvalkin 500x500 (358
DescriptionBSicon tvWSLaq.svg English: Parallel lines turning loop in tunnel, start of line across Date 13 January 2014 Source Own work Author Useddenim SVG development