placement of carpet snaps?

["R. Ashford Little II" <ralittle2@mindspring.com>]

One of many things that "fell off along the way" are the snaps that hold
my carpet down.  I've got the snaps, but need to know where to put them;
is there a diagram somewhere that I can access?
 
Thx,
 
R. Ashford Little II
www.geocities.com/ralittle2
'70 TR6 - no carpet, in fact, no passenger seat inserted either