The minutes from Aitchison's Haven - which could be the oldest recorded stonemason lodge in the world. DAN BROWN'S next book The Solomon Key is said to speculate on the role and influence of Freemasonry. In much the same way that The Da Vinci Code has its climax in Rosslyn Chapel, it may well be that the best-selling author's latest work will also find its roots in Scotland. For if Brown's new novel is looking at alleged Masonic conspiracy in the US, then there is a strong and vocal body of Masonic historians who believe that the whole of...