USPS
Airmail Label – USPS Definition
A gummed or self-adhesive label applied to a mailpiece sent at the international airmail price. The label includes "Airmail" and "Par Avion" (French for "by airplane").
Airmail Label
A gummed or self-adhesive label applied to a mailpiece sent at the international airmail price. The label includes “Airmail” and “Par Avion” (French for “by airplane”).