United States

The American first airmail label was printed in two colours.

Size: 13mm x 50mm, rouletted, gummed

 Günter Mair catalogue: USA-A-1a 
(Further issue from 1928-1945)

Ref.: "POD LABEL 55"

Size: 22mm x 25mm, perforated, gummed.
 Günter Mair catalogue: USA-A-11 (1950)*

Size: 19mm x 32mm, perforated, gummed.

 Günter Mair catalogue:  USA-A-?

Printed with tagline: FIRST, FAST AND RELIABLE.

Size: 20mm x 30mm, perforated, gummed.

 Günter Mair catalogue: USA-A-26k (1987)

Printed on bolder typeface.  Ref : Label 19B April 1997.

Size: 32mm x 65mm, self-adhesive label.  

Günter Mair catalogue: USA-A-33 (1997)

Reference: Label 19-B. January 2002

Size: 23mm x 43mm, self-adhesive.

Günter Mair catalogue: USA-A-? (2002)