Canada CL13i Postage Due and Officially Sealed franked with manuscript cancelled 5c

franked with manuscript cancelled 5c deep olive pair

Never Hinged (Unitrade 123 catalogue value $450+)

the key imperforate of this popular series

1985 ($2) Banff National Park

Canada CL13i Postage Due and Officially Sealed franked with manuscript cancelled 5c1926 (July 1) (25c) Patricia Airways, Style One, green route inscription, an outstanding mint example with sheet margin at right, clearly displaying the "RED LAKE" marginal inscription INVERTED ERROR, which is furthermore noticeably shifted horizontally (16mm) to one side; brilliant fresh colour, well centered with full original gum. A major airmail rarity of the popular Patricia Airways & Exploration Co. Ltd., Very Fine, Never Hinged (Unitrade CL13i