CANADA 1928, Scott 142, CL42 on 1928 Yukon Airways First Flight Cover. First Flight, white Horse YUKON, British Columbia to Carcross, Yukon. AP 13 28 / B.C. CDS & light grid ties 25c blue Yukon Airways & 2c green Federation to First Flight envelope. Reverse: Carcross receiver CDS. Canadian Air Mail Catalogue CL42-2801g.
