Jusqu-a Airmail Markings- A Study Ian Mcqueen
Ian McQueen’s Jusqu'à Airmail Markings: A Study provides a foundational analysis of auxiliary postal markings used between 1919 and the 1950s to indicate where air transport concluded for a specific mail item. The work systematically catalogs these "as far as" handstamps, which were crucial for documenting the varied, non-standardized practices of early international airmail before universal air transit was adopted. For more information, visit Jusqua.org .
The book includes numerous illustrations and measurements, making it the primary tool for authenticating rare markings or identifying common ones. Jusqu-a Airmail Markings- A Study Ian McQueen
: In 1995, McQueen published a supplement that was actually longer than the original study (163 pages vs. 109 pages), reflecting a massive influx of new information from collectors who had discovered new markings after his first volume. Other Works : McQueen also wrote Airmail Directional Handstamps (A Study) , which covers wider "directional" markings. Ian McQueen’s Jusqu'à Airmail Markings: A Study provides
Significance
: These markings are "auxiliary markings." They help postal historians trace complex air routes and identify where air service ended. Ian McQueen’s Definitive Study Other Works : McQueen also wrote Airmail Directional