| Heading and notes: | No form number. Two lines of text at left. | 
| Message area: | Blank (2A & 2B) or faint ruled (2C). | 
| Reverse side: | Blank. | 
| Colours (text & form): | Black on deep pink. | 
| Size of form overall: | 164 × 212 mm. | 
| Size of datestamp box: | 37 × 37 mm. | 
| NI-DU-4Aa. ??. Characteristics: 
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| NI-DU-4Ab. ??. Characteristics: 
 | |
| NI-DU-4B. Characteristics: 
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|  | NI-DU-4C. Wagga Wagga to Adelong, NSW (21 July 1914). Characteristics: 
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Details of use and rarity.
| Form sub-number | Schedule number | Earliest recorded date | Rarity rating | 
| DU-4A | RRR | ||
| DU-4B | RRR | ||
| DU-4C | St. 3481 | 21 July 1914 at Adelong, NSW. | RRR |