CANADA 1928, Scott 142, CL42 on 1928 Yukon Airways First Flight Cover. First Flight, Carcross to White Horse, Yukon. 3 strikes of CARCROSS / AP 13 28 / YUKON CDS, 2 of which tie 25c blue Yukon Airways & 2c green Confederation to First Flight envelope. Reverse: WHITE HORSE / AP 16 28 / YUKON receiver CDS. Canadian Air Mail Catalogue CL42-2801f.
