I must admit to being a Megarak. but don't tell anyone! documentary evidence can be found here:

http://www.andysweet.co.uk/stones/ megaraks/">http://www.andysweet.co.uk/stones/ megaraks/

http://www.brand-dd.com/stones/megarak/megaraks.html

Best wishes
Andy

The Megalithic sites of Perthshire:
http://www.andysweet.co.uk/stones/