On Tue, 9 May 1995, M.Grant wrote:

>  I think it was all change sometime in '71. I don't know exactly when
>  but it probably when the disc brakes/rectancular rear lights/ etc
>  arrived but I can't be sure. The early style box has a round `shank'
>  that sticks thru the chassis and hence a round hole. The later type has 
>  a larger squarer shank and a so a larger squarish hole. 
>  Anyhow the later style box is miles better IMHO and should be used if
>  at all possible.  
>  cheers
>  Marcus

Well, I feel a little better.  This list is a wonder!  I do have the box
with the round extention on it.  Thanx for looking that up 4 me.
Cheerios  ;)	
Chris  '71 Westy & assorted bugs