The Jusqu’à system is a beautiful paradox: a highly organized method for stopping an airplane’s journey. For 30 years, these markings carried the diplomatic, commercial, and personal mail of an empire caught between the speed of flight and the economy of the sea.
Jusqu’à airmail markings are small but informative artifacts that illuminate the operational realities of early international airmail service. Their study enhances understanding of route structures, bilateral postal arrangements, and the practical limits of early air transport. Collectors and researchers who focus on Jusqu’à markings can reconstruct nuanced stories of communication, logistics, and adaptation during a transformative era in postal history. Jusqu-a Airmail Markings- A Study Ian McQueen
McQueen’s most valuable contribution is his dating of the markings. He proved that the Jusqu’à system was not static. The Jusqu’à system is a beautiful paradox: a
Ian McQueen, through his meticulous study, rescued these administrative scribbles from obscurity. He proved that the smallest marking on a cover is often the most historically significant. Jusqu’a Airmail Markings: A Study is not just a catalog; it is a detective’s manual. He proved that the Jusqu’à system was not static