I know what this sign is so it doesn't need to be IDed. What do you think it is when you first see it? edit: attachment lost in forum transfer. edit in 2014: 8 years on from starting this thread I'll repost the image concerned. I asked the question back in 2006 as a chap on The Great War Forum had a website about the British 21st Division in WW1 & some people mentioned the divisional insignia to modern eyes suggested a Nazi link. I don't think it did but was asking on his behalf what others thought. http://en.wikipedia.org/wiki/21st_Division_%28United_Kingdom%29