DescriptionCircle sign 1600.svg Circular route shield Date 22 July 2014 Source Own work Author Fredddie...
svg|Gnomonic triangle File:Bettini(1660)-(2).svg|Circle marked each 30° File:Bettini(1660)-(3).svg|Construction Lines File:Bettini(1660)-(4).svg|Hour...
DescriptionElongated circle 1600.svg Elongated circular route shield Date 18 April 2007 Source self-created using Inkscape Author Northenglish Permission...