| Heading and notes: | No form number. PACIFIC CABLE BOARD | 
| Message area: | 14 dotted lines. | 
| Reverse side: | Declaration to be signed. | 
| Colours (text & form): | Brown on cream. | 
| Size of form overall: | 286 × 207 mm. | 
|  Provenance: Dave Elsmore. | IAP-TO-1A. Used transmission form to be sent via Eastern from George Street, Sydney. Characteristics: 
 
 
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|  | IAP-TO-1A (reverse side). Characteristics: 
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|  | IAP-TO-1B. Unused form for INTERNATIONAL TELEGRAMS. Characteristics: 
 
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|  | IAP-TO-1B (reverse side). Characteristics: 
 
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Details of use and rarity.
| Form sub-number | Schedule number | Earliest recorded date | Rarity rating | 
| TO-1A | None | 3 October 1924 at Sydney. | RRR. | 
| TO-1B | None | Not known used. | RRR. |