FLIGHT CACHET AIR MAIL FIRST DAY COVERS FOR SALE: Click on the image text to return to where you were on the Space and Flight Collectibles Page.
 

Scott #C79 Air Mail Definitive First Day Cover

Scott #C79 Air Mail Definitive Plate Block

#C79 Air Mail Definitive First Day Cover and Plate Block - Both for $3.50

Scott #C79a Air Mail Booklet Pane First Day Cover Scott #C83 Progress In Aviation Airmail First Day Cover
#C79a Air Mail Booklet Pane First Day Cover - $3.50 #C83 Progress In Aviation Airmail First Day Cover - $2