Australia - International: OTC.
Ordinary rate delivery envelope: IAO-EO-3.

 
General characteristics:

Heading and notes: No form number.
Main heading is INTERNATIONAL TELEGRAM.
Message area: Window.
Reverse side: OTC logo.
Colours (text & envelope): Red on white.
Size of envelope overall: 90 × 146 mm.
Distinctive characteristics of this form:
 
IAO-EO-3 IAO-EO-3.

Used window delivery envelope.

 

IAO-EO-3 rev IAO-EO-3 (reverse).

Reverse side of the above delivery envelope showing a L.S. Rooom/Melbourne date stamp of 4 March 1989.

Very late usage.

Shows OTC logo with a satellite orbit and shading around the southern hemisphere.

Details of use and rarity.

Form
sub-number
Schedule number Earliest recorded date Rarity rating
EO-3 None 4 March 1989 at Melbourne.. NC