142: 2¢ Confederation tied by grid to FIRST FLIGHT cover from Middle Sackville 10 MR ’28 to Charlottetown, Prince Edward Island, same day receiver on back, very fine and RARE, only ten covers carried. (American Airmail Cat. #2807c) (Image)

Est. 100+

132,134: 2¢ carmine and 3¢ brown Admiral perf 12 horizontal COILS tied by QUEBEC 24 AUG '28 cds cancels to green cacheted C.N.E. 'Quebec to Toronto' Special First Flight cover to Montreal, Toronto slogan cancel receiver on back, fine. (American Airmail Cat. #2837) (Image)

Est. 34+

112: 5¢ violet Admiral tied by OTTAWA 2 SEP 1928 slogan cancel to cacheted SPECIAL TRANS-CANADA OTTAWA TO VANCOUVER FIRST FLIGHT cover, 8 SEP receiver on back, very fine and scarce. (American Airmail Cat. #2843) (Image)

Est. 100+

241a,C6: 10¢ rose carmine Pictorial plus 6¢ Steamboat Airmail tied by MONCTON 1 MY '42 cds to REGISTERED cacheted Moncton - St. John's First Flight cover to Halifax, same day St. John's and 3 JY Halifax receiver on back, very fine. (American Airmail Cat. #4205b) (Image)

Est. 24+