| Heading and notes: | Form number E.T. No. 4 |
| Message area: | 6 lines of 5 boxes. |
| Reverse side: | Blank. |
| Colours (text & form): | Black on salmon. |
| Size of form overall: | 192 × 218 (or 220) mm. |
| Size of datestamp box: | No box but "Stamps..." row is 24 mm high. |
Details of use and rarity.
| Form sub-number |
Schedule number | Earliest recorded date | Rarity rating |
| TU-1A | None | RR | |
| TU-1B | None | RR |