Austrian Airmail Overprints, 1918
Austria · 1918 · 10, 20, 40 Heller
Three Austrian definitive stamps featuring Emperor Franz Joseph I, overprinted in black with a biplane and the word 'FLUGPOST' for airmail service. The denominations are 10, 20, and 40 Heller.
These stamps were issued during the final year of World War I, marking one of Austria-Hungary's early forays into airmail service. The overprints transformed existing definitive stamps into specialized airmail issues, reflecting wartime innovation and the nascent development of aerial postal delivery.
Printing Method
Typography
Catalog Numbers
Image: Austrian post office · License: Public domain
Estimated Values by Condition
Perfectly centered, fresh, no faults
Well centered, fresh colors
Nicely centered, minor flaws
Average centering, acceptable
Off-center or visible wear
Prices are approximate market estimates for educational purposes. Actual values depend on specific factors including cancel type, margins, and provenance.
