“The secrets of sonic weapons”, The Guardian
By Chiu Longina • Mar 8th, 2008 • Category: TEXTOThe secrets of sonic weapons Kate Ravilious Tuesday November 8, 2005 The Guardian As anyone who has walked along Princes Street in Edinburgh will know, the sound of bagpipes is enough to make any stroller beat a hasty retreat, which is why the Scots have historically used them to repel their enemies. And long before […]