General characteristics:
| Heading and notes: | Form numbers T. G. 42. Heading is RECEIVED TELEGRAM and is only one section. Advertising box top left has a single thin outline. |
| Message area: | Blank - occupies about 70% of the form. |
| Reverse side: | Advertisements - 3 on earlier issues, 1 on later. |
| Colours (text & form): | Blue on cream but reverse is orange on the 1939 form. |
| Size of form overall: | 123 × 213. |
| Size of datestamp box: | 28 × 46 mm. |
Distinctive characteristics of the form:
These type 7 forms were first printed in June 1929.
The forms with the type 7B format have the same design
but they were intended for use as rolls on teletype machines.
They were printed from April 1933.
The main distinctions amongst the three formats for the type 7 forms are:
| Format number |
Outline for box. | Advertisment at top left | Date stamp box |
| 7A | Single line | Telegraph! ... in 2 full lines followed by "The Information ..." in the same font. |
Just the top line. |
| 7C | Double line | Telegraph! ... in 2 full lines followed by "The Information ..." in a smaller font. |
Top and left line with 3 dotted lines inside box. |
| 7D | Double line | For Quick Service ... in 3 lines followed by "The Information ..." in a smaller font. |
Top and left line with 3 dotted lines inside box. |
Darwin to Melbourne (CTO datestamp).
AB-DO-7A (reverse).
Reverse side of the above form has three advertisements - only one of which is boxed.
Queen Victoria Buildings, Sydney to Melbourne.
Port Macquarie to Wagga Wagga.
The reverse side of the above telegram format with the advertisement starting with
"FOR QUICK SERVICE ...".
Two of the three advertisements have been changed to different themes:
The presentation format - with the central advertisement being the only one boxed - is the same.
Characteristics:
Details of use and rarity.
| Form sub-number |
Schedule number | Earliest recorded date | Rarity rating |
| DO-7A | Sch. C425. - 6/1929. | 5 January 1933 at CTO Melbourne. | C |
| DO-7C | Sch. C542. 3/1930. | 24 March 1931 at CTO Melbourne. | C |
| DO-7D | Sch. C542. 3/1930. | 9 June 1934 at Wagga Wagga. | NC |