| Heading and notes: | Form number E.T. No. 1. Has standardised interim period heading with State name. | 
| Message area: | 9 thin lines. | 
| Reverse side: | Blank. | 
| Colours (text & form): | Blue on buff. | 
| Size of form overall: | 182 × 223 mm. | 
| Size of datestamp box: | 26 × 29 mm. | 
|  | SI-DO-4. Broken Hill to Port Pirie, SA. Characteristics: 
 
 | 
|  Source: National Archives of Australia - see link. | SI-DO-4. Edithburg to Port Adelaide (Customs). Important historical telegram having the same format as for the form above. | 
|  | SI-DO-4. Edithburg to Port Adelaide (Customs). 
 A follow up telegram to that above. | 
The sinking of the Clan Ranald was a major tragedy with 40 seaman finally losing their lives. A discussion of the sinking was carried by The Register on 2 February 1909. Two images from the National Library of Australia follow:
|  A rowing boat from the wrecked ship. NLA PRG 280/1/43/88. |  Part of the rescue party. NLA PRG 280/1/43/82. | 
Details of use and rarity.
| Form sub-number | Schedule number | Earliest recorded date | Rarity rating | 
| DO-4 | None. | 20 December 1908 at Port Pirie. | RR |