I HAVE CONSIDERED THE AIRMAIL STAMPS
OF CANADA TO BE AMONG MY FAVOURITE SETS
C1
C2
C3
C4
C5
C6
C7
C8
C9
CE1
CE2
CE3
CE4
I have included a couple of airmail variety stamps in this section.
The first stamp here is a constant variety listed by Rieche C8-1
" spot below the wing " found on plate 1 no.18 LL.
C8a
This stamp shows a major re-entry of the right frame edge. Scott lists this stamp as C9ii. 
BACK TO THE TOP OF THE PAGE.
HOW ABOUT GOING BACK TO THE PHILATELIC PAGE.
MORE STAMP IMAGES ON THE DUPLICATE TRADERS PAGE.
LETS SEE MORE OF THIS SITE FROM THE HOMEPAGE.