| Heading and notes: | Form number E.T. 1. (WA could not follow the pattern of the other States of using E.T. No. 2 for this transmission form because that form number had already been allocated to ordinary rate delivery forms). Standardised interim heading. |
| Message area: | 6 lines of 5 unnumbered boxes. |
| Reverse side: | Blank. |
| Colours (text & form): | Black on cream. |
| Size of form overall: | 172 × 203 mm. |
Details of use and rarity.
| Form sub-number |
Schedule number | Earliest recorded date | Rarity rating |
| TO-2A | None | 16 July 1907 at Perth. | RRR |
| TO-2Ba | None | 29 May 1910 at T.O. Perth. | RRR |
| TO-2Bb | None | 11 November 1912. | RRR |
| TO-2C | F1337 / 26 S 26. | 9 October 1913 at Perth. | RRR |