| Heading and notes: | Possibly has form number E. 19 in top right corner. Has URGENT TELEGRAM as two words separated vertically by the crest. |
| Message area: | Blank. |
| Reverse side: | Blank. |
| Colours (text & envelope): | Black on salmon. |
| Size of envelope: | 80 × 137 mm. |
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SI-EU-1
Urgent delivery envelope used at Killarney. Characteristics:
|
Details of use and rarity.
| Form sub-number |
Schedule number | Earliest recorded date | Rarity rating |
| EU-1 | None | July 1916 at Killarney (?) | RRR |