Canada #104e, 126a 1c Orange Yellow Part Perforate Coil Block Used on 1928 First Flight Cover
A fine cover sent from Windsor, ON on August 24, 1928 to Chicago, IL. The 5c airmail rate has been paid with a single 1c yellow green Admiral and a block of the 1c orange yellow part perforate coil issue. Light blue CNE cachet. August 25 Chicago receiving backstamp and Toronto CNE slogan transit cancel. There is some edge toning that reduces the grade of the cover from very fine to fine. Unitrade values a fine first flight cover at $40.