| Heading and notes: | No form number. TELEGRAM, IMMEDIATE printed in the top rectangular frame in blue. | 
| Message area: | Blank. | 
| Reverse side: | Has printed seal on flap. | 
| Colours (text & envelope): | Blue on blue. | 
| Size of envelope overall: | 81 × 137 mm. | 
|  | NC-EO-4A. For  delivery from Bundarra to Tingha. 
 | 
|  | NC-EO-4A - half of the reverse side showing greater detail. Has a reasonable strike of a scarce Tingha backstamp of 29 August. The peak of the flap has an embossed oval with  Flap has rounded peak and moderately curved sides. | 
|  | NC-EO-4B. Used at Cumnock Characteristics: 
 
 Source: Australian Postal History. | 
Details of use and rarity.
| Form sub-number | Schedule number | Earliest recorded date | Rarity rating | 
| EO-4A | None | 28 August 1878 at Bundarra. | RRR | 
| EO-4B | None. | 4 April 1878 at Cumnock. | RRR |