I found a reference to the tartan on:-
http://www.network54.com/Forum/28173...+behind+badges
The photos wont open for me for some reason, but there seems to be a list of different badges for the Regiment on:-
http://web.archive.org/web/200008190...hat_badges.htm
Along with some resonable history on:-
http://www.regiments.org/regiments/n...f/936lorne.htm
The tartan shown is the modern one.
Paul.