sentences:  However based on the Zmaj entry then the last aircraft in the A-Z was the Zmaj Nebojsa.When the A-Z was completed this section was replaced by the "Chronology of Aviation" from 1903 to 1984 and finally a history of RAF squadrons.The final section (though it was part of the cover which was to be removed when the issue was placed in a binder) was a feature on an air force or airline.